Némésis

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) {2}, {T}: Search your library for a Mercenary permanent ...

{1}{B}{B}, {T}: Destroy target tapped nonblack creature. {3}, {T}: Search your library for a Mercenary permanent card with converted mana cost 3 or...

Sacrifice Seal of Doom: Destroy target nonblack creature. It can't be regenerated.

Defender (This creature can't attack.) {1}{B}: Regenerate Carrion Wall.

Enchant creature Fading 1 (This enchantment enters the battlefield with one fade counter on it. At the beginning of your upkeep, remove a fade coun...

{B}, {T}, Discard a card: Target creature gets -1/-1 until end of turn.

Vicious Hunger deals 2 damage to target creature and you gain 2 life.

Each player loses 1 life for each creature they control.

Spineless Thug can't block.

When Phyrexian Driver enters the battlefield, other Mercenary creatures get +1/+1 until end of turn.

At the beginning of your upkeep, Spiteful Bully deals 3 damage to target creature you control.

Flying Belbe's Percher can block only creatures with flying.

If you control a Swamp, you may sacrifice a creature rather than pay this spell's mana cost. Each player exiles two cards from their hand.

{B}{B}, Pay half your life, rounded up: Destroy target nonblack creature. It can't be regenerated.

Fading 3 (This creature enters the battlefield with three fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If y...

When Rathi Fiend enters the battlefield, each player loses 3 life. {3}, {T}: Search your library for a Mercenary permanent card with converted mana...

If you control a Swamp, you may sacrifice a creature rather than pay this spell's mana cost. Creatures you control get +2/+0 until end of turn.

When Death Pit Offering enters the battlefield, sacrifice all creatures you control. Creatures you control get +2/+2.

Flying Battlefield Percher can block only creatures with flying. {1}{B}: Battlefield Percher gets +1/+1 until end of turn.

{1}{B}, Discard a creature card: Volrath the Fallen gets +X/+X until end of turn, where X is the discarded card's mana value.

{1}{B}, Discard a creature card: Volrath the Fallen gets +X/+X until end of turn, where X is the discarded card's converted mana cost.

{B}{B}, Pay half your life, rounded up: Destroy target nonblack creature. It can't be regenerated.

{1}{B}, {T}, Discard a card: Choose a card name. Exile the top six cards of your library, then reveal cards from the top of your library until you ...

When Death Pit Offering enters the battlefield, sacrifice all creatures you control. Creatures you control get +2/+2.