In order to get Gaia the Dragon Champion, you will simply need to level up Yami Yugi, to at least level 35 (every duelist in Yu-Gi-Oh Duel Links has a hard cap at level 30 right now). Since every 5 levels you unlock a new card, one is going to have to do a bit of grinding...
A mod and bot for Yu-Gi-Oh! Master Duel (Steam version) bothackcheattraineryugiohbot-scriptreveal-cardsmod-menuspeed-hackmod-trainerduel-botmaster-duelsteam-versioninstant-winstory-mode-completionsurrender-modmaster-duel-metaunlock-all-cardsjmastduelbotkkwut ...
Challenge Yugi, Kaiba, Joey, Mai and other legendary Duelists! Complete specific missions to unlock and use these characters! Earn Skills and rewards by leveling up your favorites and aim for mastery! -Online PvP With "Yu-Gi-Oh! Duel Links," engage in heated Duels anytime and anywhere with...
animated series and unlock the key cards and Decks of the characters from each series. Featuring thousands of cards, Duelists can create unique Decks in the Deck Editor utilizing cards unlocked in the campaign mode, or through packs that can be purchased using Duel Points! Downloadable content ...
this means you can play those again to unlock the new alternate versions of characters. I originally played to have the 5D's duel Digging Deeper with a part 2 that had the Dark Signer version of Carly against Sayer, but opted to change the existing duel to be that instead, with only a...