Flying Prince of Chaos — When Be'lakor, the Dark Master enters, you draw X cards and you lose X life, where X is the number of Demons you control. Lord of Torment — Whenever another Demon you control enters, it deals damage equal to its power to any target.

Flying When Malfegor enters, discard your hand. Each opponent sacrifices a creature of their choice for each card discarded this way.

Flying Whenever a permanent owned by another player is put into a graveyard from the battlefield, you draw a card and you lose 1 life.

Landfall — Whenever a land you control enters, you may have target player lose 3 life. If you do, put three +1/+1 counters on Ob Nixilis.

Companion — Your starting deck contains only cards with even mana values. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) When Gyruda enters, each player mills four cards. Put a creature card with an even mana value from among the milled cards onto the battlefield under your control.

When Kardur enters, until your next turn, creatures your opponents control attack each combat if able and attack a player other than you if able. Whenever an attacking creature dies, each opponent loses 1 life and you gain 1 life.