Knucklehead Cold Foil Promo

Kayo Specialization (You may only have this in your deck if your hero is Kayo.)
Action -- Destroy this: Roll a 6 sided die. Until end of turn, your base INTELLIGENCE is the number rolled.
Temper (When the combat chain closes, if this defended, put a -1DEFENSE counter on it, then if it has 0DEFENSE, destroy it.)