Doof of the Gauntlet

{3}{t}: Put an Infinity Stone counter on Doof
of the Gauntlet
As long as Doof of the Gauntlet has six Infinity Stone counters on it, you cannot
lose the game.
"Behold Perry the Platypus! My Wipe-out-half-
of-Marvel-Inator!" -Doofinshmirtz