Strike the Earth!

Put X Gold tokens onto the battlefield, where X
is 2 plus the number of cards named Strike the Earth! in your graveyard. If X is 5 or more, flip a coin. On heads, destroy all nonland permanents you control and put six 1/1 red Devil creature tokens onto the battlefield. They have "When this creature dies, it deals 1 damage to target creature or player." On tails, distribute ten +1/+1 counters among any number of target creatures you control.