Grygoryan, Axe Behemoth

Provoke, Provoke, Trample, Rampage 2
At the beginning of each opponents upkeep, if all lands you control are tapped, untap
Grygoryan, Axe Behemoth.
Whenever an opponent casts a spell, if that player cast a spell of the same card type this turn, Grygoryan, Axe Behemoth deals damage equal to it's power to any target.