Converge — You draw X cards and you lose X life, where X is the number of colors of mana spent to cast this spell.
Whenever you play a spell during an opponent's turn, you may have each opponent lose 1 life.
Champion a Goblin (When this comes into play, sacrifice it unless you remove another Goblin you control from the game. When this leaves play, that card returns to play.) Whenever a Goblin you control deals combat damage to a player, you may put a 1/1 black Goblin Rogue creature token into play.
Whenever an artifact is put into a graveyard from play,you may have target opponent lose 1 life.
When Mindslicer is put into a graveyard from play, each player discards his or her hand.
Destroy all creatures you don't control and all planeswalkers you don't control.
Flying Wither (This deals damage to creatures in the form of -1/-1 counters.) Whenever Needle Specter deals combat damage to a player, that player discards that many cards.
Choose one — • Search your library for a card, put it into your hand, then shuffle. • Put a card you own from outside the game into your hand.
{B}{B}{B}, {T}: Destroy target land. If that land was nonbasic, untap Helldozer.
Deathtouch When Tainted Adversary enters the battlefield, you may pay 2B any number of times. When you pay this cost one or more times, put that many +1/+1 counters on Tainted Adversary, then create twice that many 2/2 black Zombie creature tokens with decayed. (A creature with decayed can't block. When it attacks, sacrifice it at end of combat.)
Indestructible As long as your devotion to black is less than five, Erebos isn't a creature. Whenever another creature you control dies, you may pay 2 life. If you do, draw a card. 1B, Sacrifice another creature: Target creature gets -2/-1 until end of turn.
Menace, indestructible Bontu the Glorified can't attack or block unless a creature died under your control this turn. 1B, Sacrifice another creature: Scry 1. Each opponent loses 1 life and you gain 1 life.
Whenever another creature dies, or a creature card is put into a graveyard from anywhere other than the battlefield, or a creature card leaves your graveyard, Syr Konrad, the Grim deals 1 damage to each opponent. 1B: Each player puts the top card of their library into their graveyard.
Whenever an opponent draws a card, Fate Unraveler deals 1 damage to that player.