With an Esper deck, you shouldnt be lacking in a library full of instants and sorceries to fuel your hate
Getting a 2/2 on the backside isn't busted or anything, but being easy enough to get there in a dedicated Birds deck and also spotting you the first landfall trigger by searching up a land can lead to a surprising power spike and a chunk of damage
Alternatively, players could instead use an action of a Princess card twice in one turn, or Quest and use an action
Costing just three ink to play, it seems that Gustav The Giant, Terror of the Kingdom is the greatest deal in Lorcana history until you read the characters first ability - All Tied Up
----- Menace (This creature can't be blocked except by two or more creatures.) Time Compression When this creature transforms into Ultimecia, Omnipotent, take an extra turn after this one