Must be immaterial, no one must have more than 6 of those in a game.
. fractal this madness creature = win
. adrenaline + TU (it's a trio, so a bit more difficult to balance) + this crazy thing = win
right now it's absolutely overpowered because the healing is stackable, not as the vampire ability. It's like "rush, deckout me or die muahahaha".
Well, agree with MildlyFrightenedBoy. Must be immaterial for the game protection.