You Will All Feel My Rage

(In an Archenemy game, this card is put aside in the command zone in your scheme deck, otherwise it is illegal. If this card would leave the command zone, it remains in the command zone. When your precombat main phase begins, set the top card of your scheme deck in motion. This card stays in motion until it's abandoned)
At the beginning of each player's upkeep, that player discards a nonland permanent. That player looses life equal to that card's mana cost.