Blood for the Blood God! is a rare Instant card from Warhammer 40,000 Commander (40K), collector number 108. Current market price: $6.54, TCGplayer market prices via Scryfall.
This spell costs {1} less to cast for each creature that died this turn. Discard your hand, then draw eight cards. Blood for the Blood God! deals 8 damage to each opponent. Exile Blood for the Blood God!