To unlock all 200+ cards in a single title (like Kaiba the Revenge ), you had to defeat the AI hundreds of times, hoping for a random card drop. Want to use a Blue-Eyes Ultimate Dragon? You needed to fuse three Blue-Eyes, which required you to pull them from Kaiba’s notoriously stingy deck. This is where the enters the chat.
There is no official "Trilogy Edition." However, a modder named DarkBlaze released a "Unified Launcher" in 2019. This launcher allows you to switch between Yugi, Kaiba, and Joey from one menu and applies the "all cards" mod to all three simultaneously. yu-gi-oh power of chaos trilogy all cards unlocker download