Trinity Yugioh on EDOpro
Trinity deck building on YGOpro Percy is very easy. Click on the Ban List option in Deck Edit, then select "N/A". This will remove the TCG banlist restriction.
YGOpro Percy also has a downloadable Trinity Banlist. You can download it here.
When Hosting, simply click Don't check deck. This will remove the TCG banlist restriction for both players.
When dueling on EDOpro, the Summon Limit is not enforced. Since it is a manual simulator, you'll need to remember to adhere to the Summon Limit.