Dark Ritual

Tithe Drinker

Lifelink (Damage dealt by this creature also causes you to gain that much life.)
Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

Hymn to Tourach

Target player discards two cards at random.

Disfigure

Target creature gets -2/-2 until end of turn.

Kingpin's Pet

Flying
Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

Swamp

Oblivion Ring

When Oblivion Ring enters, exile another target nonland permanent.
When Oblivion Ring leaves the battlefield, return the exiled card to the battlefield under its owner's control.

Geth's Verdict

Target player sacrifices a creature of their choice and loses 1 life.

Shrivel

All creatures get -1/-1 until end of turn.

Orzhov Guildgate

This land enters tapped.
{T}: Add {W} or {B}.

Plains

Sinister Strength

Enchant creature
Enchanted creature gets +3/+1 and is black.

Basilica Screecher

Vault Skirge

({B/P} can be paid with either {B} or 2 life.)
Flying
Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Syndic of Tithes

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

Journey to Nowhere

When Journey to Nowhere enters, exile target creature.
When Journey to Nowhere leaves the battlefield, return the exiled card to the battlefield under its owner's control.