
Covenant of Blood | Sorcery | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Covenant of Blood deals 4 damage to any target and you gain 4 life. | Seb McKinnon

Endless Obedience | Sorcery | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Put target creature card from a graveyard onto the battlefield under your control. | Karl Kopinski

Festergloom | Sorcery | | Nonblack creatures get -1/-1 until end of turn. | Mathias Kollros

In Garruk's Wake | Sorcery | | Destroy all creatures you don't control and all planeswalkers you don't control. | Chase Stone

Mind Rot | Sorcery | | Target player discards two cards. | Steve Luke

Sign in Blood | Sorcery | | Target player draws two cards and loses 2 life. | Howard Lyon

Stain the Mind | Sorcery | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Choose a nonland card name. Search target player's graveyard, hand, and library for any number of cards with that name and exile them. Then that player shuffles. | Jason Rainville