When Phage enters, if you didn't cast it from your hand, you lose the game. Whenever Phage deals combat damage to a creature, destroy that creature. It can't be regenerated. Whenever Phage deals combat damage to a player, that player loses the game.

If you would draw a card, return a card from your graveyard to your hand instead. If you can't, you lose the game. If a card would be put into your graveyard from anywhere, exile that card instead.

Flying This creature enters with four oil counters on it. At the beginning of your upkeep, remove an oil counter from this creature. Then if it has no oil counters on it, you lose the game. Whenever a creature an opponent controls dies, its controller loses 2 life.

Destroy target nonblack creature. At the beginning of your next upkeep, pay {2}{B}. If you don't, you lose the game.

If damage would be dealt to you, exile that many cards from your graveyard instead. If you can't, you lose the game. If you would gain life, draw that many cards instead. When this enchantment leaves the battlefield, you lose the game.

As this enchantment enters, you lose life equal to your life total. You don't lose the game for having 0 or less life. If you would gain life, draw that many cards instead. Whenever you're dealt damage, sacrifice that many nontoken permanents. If you can't, you lose the game. When this enchantment is put into a graveyard from the battlefield, you lose the game.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) At the beginning of your upkeep, you get a poison counter.