Necrogoyf [Modern Horizons 2]

Details

Necrogoyf’s power is equal to the number of creature cards in all graveyards.
At the beginning of each player’s upkeep, that player discards a card.
Madness {1}{B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) “Cease all psychic attacks pending intel on enemy countermeasures.” Dimir communique