Granting illusionary drawback Blue is the color of illusions, so we have given it what we now call the "illusion drawback" (previously called "skulking" after Skulking Ghost, when the ability was in black), which forces the controller of the creature to sacrifice it if it is ever targeted
When a TCG runs for long enough, even cards that were balanced upon release might become broken thanks to how newer cards interact with them, ultimately leading to the original versions being removed from allowed tournament play
One of the new cards you can find is the beloved Chocobo, which can be found in its various color pallettes from green, blue, black, and the classic yellow, but if you were hoping to get the whole set, your chances aren't good
Check out this Extra Turns game over on the Command Zones YouTube channel