<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019eae24-9ac6-7dfd-b675-c1de56203226,g:878370b0-d0a7-4cde-9986-a754b2d17a7f-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/RiskReturn" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#RiskReturn"/>
  <link:presentationLink xlink:role="http://xbrl.sec.gov/rr/role/RiskReturn" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_S000105635Member" xlink:href="ck0001771146-20260911.xsd#ck0001771146_S000105635Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain" xlink:to="loc_ck0001771146_S000105635Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/FeesAndExpenses" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#FeesAndExpenses"/>
  <link:presentationLink xlink:role="http://xbrl.sec.gov/rr/role/FeesAndExpenses" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_S000105635Member" xlink:href="ck0001771146-20260911.xsd#ck0001771146_S000105635Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain" xlink:to="loc_ck0001771146_S000105635Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/OperatingExpensesData" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#OperatingExpensesData"/>
  <link:presentationLink xlink:role="http://xbrl.sec.gov/rr/role/OperatingExpensesData" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_oef_ShareClassDomain" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_C000276413Member" xlink:href="ck0001771146-20260911.xsd#ck0001771146_C000276413Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_ShareClassDomain" xlink:to="loc_ck0001771146_C000276413Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_S000105635Member" xlink:href="ck0001771146-20260911.xsd#ck0001771146_S000105635Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain" xlink:to="loc_ck0001771146_S000105635Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/ExpenseExample" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ExpenseExample"/>
  <link:presentationLink xlink:role="http://xbrl.sec.gov/rr/role/ExpenseExample" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_oef_ShareClassDomain" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_C000276413Member" xlink:href="ck0001771146-20260911.xsd#ck0001771146_C000276413Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_ShareClassDomain" xlink:to="loc_ck0001771146_C000276413Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_S000105635Member" xlink:href="ck0001771146-20260911.xsd#ck0001771146_S000105635Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain" xlink:to="loc_ck0001771146_S000105635Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/InvestmentStrategy" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#InvestmentStrategy"/>
  <link:presentationLink xlink:role="http://xbrl.sec.gov/rr/role/InvestmentStrategy" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_S000105635Member" xlink:href="ck0001771146-20260911.xsd#ck0001771146_S000105635Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain" xlink:to="loc_ck0001771146_S000105635Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/InvestmentRisks" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#InvestmentRisks"/>
  <link:presentationLink xlink:role="http://xbrl.sec.gov/rr/role/InvestmentRisks" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_oef_AllRisksMember" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_AllRisksMember"/>
    <link:loc xlink:type="locator" xlink:label="loc_oef_RiskNotInsuredDepositoryInstitutionMember" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_RiskNotInsuredDepositoryInstitutionMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_oef_RiskNotInsuredDepositoryInstitutionMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_BitcoinTreasuryCompaniesRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_BitcoinTreasuryCompaniesRiskMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_BitcoinTreasuryCompaniesRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ActiveManagementRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_ActiveManagementRiskMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_ActiveManagementRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ConcentrationRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_ConcentrationRiskMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_ConcentrationRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_StrategyInc.InvestingRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_StrategyInc.InvestingRiskMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_StrategyInc.InvestingRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_StriveInc.InvestingRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_StriveInc.InvestingRiskMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_StriveInc.InvestingRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_BitcoinAndBitcoinMiningRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_BitcoinAndBitcoinMiningRiskMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_BitcoinAndBitcoinMiningRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_CyberSecurityRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_CyberSecurityRiskMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_CyberSecurityRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_DerivativesRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_DerivativesRiskMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_DerivativesRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_SwapAgreementsRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_SwapAgreementsRiskMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_SwapAgreementsRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_WrittenPutOptionsRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_WrittenPutOptionsRiskMember"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_WrittenPutOptionsRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ImpliedVolatilityRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_ImpliedVolatilityRiskMember"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_ImpliedVolatilityRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_CounterpartyRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_CounterpartyRiskMember"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_CounterpartyRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ReverseRepurchaseAgreementRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_ReverseRepurchaseAgreementRiskMember"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_ReverseRepurchaseAgreementRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_LeveragingRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_LeveragingRiskMember"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_LeveragingRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_EquitySecuritiesRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_EquitySecuritiesRiskMember"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_EquitySecuritiesRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_PreferredSecuritiesRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_PreferredSecuritiesRiskMember"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_PreferredSecuritiesRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_InterestRate1RiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_InterestRate1RiskMember"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_InterestRate1RiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_CreditRisk1Member" xlink:href="ck0001771146-20260911.xsd#ck0001771146_CreditRisk1Member"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_CreditRisk1Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_CallRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_CallRiskMember"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_CallRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_IncomeRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_IncomeRiskMember"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_IncomeRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_LargeCapitalizationCompaniesRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_LargeCapitalizationCompaniesRiskMember"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_LargeCapitalizationCompaniesRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_SmallMidCapitalizationCompaniesRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_SmallMidCapitalizationCompaniesRiskMember"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_SmallMidCapitalizationCompaniesRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_LiquidityRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_LiquidityRiskMember"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_LiquidityRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_MarketRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_MarketRiskMember"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_MarketRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_OperationalRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_OperationalRiskMember"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_OperationalRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ShortTermTreasuryAndCashHoldingsRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_ShortTermTreasuryAndCashHoldingsRiskMember"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_ShortTermTreasuryAndCashHoldingsRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ValuationRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_ValuationRiskMember"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_ValuationRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ConflictsOfInterestRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_ConflictsOfInterestRiskMember"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_ConflictsOfInterestRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_NewFundRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_NewFundRiskMember"/>
    <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_NewFundRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_oef_RiskNondiversifiedStatusMember" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_RiskNondiversifiedStatusMember"/>
    <link:presentationArc order="31" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_oef_RiskNondiversifiedStatusMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_TaxAndRICQualificationRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_TaxAndRICQualificationRiskMember"/>
    <link:presentationArc order="32" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_TaxAndRICQualificationRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_IssuerCreditRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_IssuerCreditRiskMember"/>
    <link:presentationArc order="33" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_IssuerCreditRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ETFRisksMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_ETFRisksMember"/>
    <link:presentationArc order="34" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_ETFRisksMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ETFRisksAuthorizedParticipantsMarketMakersAndLiquidityProvidersLimitationRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_ETFRisksAuthorizedParticipantsMarketMakersAndLiquidityProvidersLimitationRiskMember"/>
    <link:presentationArc order="35" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_ETFRisksAuthorizedParticipantsMarketMakersAndLiquidityProvidersLimitationRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ETFRisksCashRedemptionRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_ETFRisksCashRedemptionRiskMember"/>
    <link:presentationArc order="36" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_ETFRisksCashRedemptionRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ETFRisksCostsOfBuyingOrSellingSharesRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_ETFRisksCostsOfBuyingOrSellingSharesRiskMember"/>
    <link:presentationArc order="37" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_ETFRisksCostsOfBuyingOrSellingSharesRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ETFRisksSharesMayTradeAtPricesOtherThanNAVRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_ETFRisksSharesMayTradeAtPricesOtherThanNAVRiskMember"/>
    <link:presentationArc order="38" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_ETFRisksSharesMayTradeAtPricesOtherThanNAVRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_ETFRisksTradingRiskMember" xlink:href="ck0001771146-20260911.xsd#ck0001771146_ETFRisksTradingRiskMember"/>
    <link:presentationArc order="39" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_oef_AllRisksMember" xlink:to="loc_ck0001771146_ETFRisksTradingRiskMember" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_S000105635Member" xlink:href="ck0001771146-20260911.xsd#ck0001771146_S000105635Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain" xlink:to="loc_ck0001771146_S000105635Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://xbrl.sec.gov/rr/role/PerformanceManagement" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#PerformanceManagement"/>
  <link:presentationLink xlink:role="http://xbrl.sec.gov/rr/role/PerformanceManagement" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain"/>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001771146_S000105635Member" xlink:href="ck0001771146-20260911.xsd#ck0001771146_S000105635Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain" xlink:to="loc_ck0001771146_S000105635Member" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/label"/>
  </link:presentationLink>
</link:linkbase>
