Gauntlets of Tyrannical Rex (SUP125) - Super Slam Rainbow Foil

Action — [1 Resources], TAP: Your next attack this turn gets +1POWER. Activate this only if there is a card with 6 or more POWER in your pitch zone. Go again
Temper (When the combat chain closes, if this defended, put a -1DEFENSE counter on it, then if it has 0DEFENSE, destroy it.)