
Destroy all creatures. They can't be regenerated.
Threshold — If there are seven or more cards in your graveyard, instead destroy all creatures, then create two 1/1 white Spirit creature tokens with flying. Creatures destroyed this way can't be regenerated.
Kirtar's Wrath has 6 printings, first in Odyssey (2001). EDHREC ranks it #13,984 among Commander cards. It appears most in Millicent, Restless Revenant decks (1,936 on EDHREC). 3 public decks on TCG run it.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.