Snuff Out

If you control a Swamp, you may pay 4 life rather than pay this spell's mana cost.
Destroy target nonblack creature. It can't be regenerated.

Unearth

Return target creature card with mana value 3 or less from your graveyard to the battlefield.
Cycling {2} ({2}, Discard this card: Draw a card.)

Flying
When you cast a creature spell, sacrifice Skittering Skirge.

Target player draws two cards and loses 2 life.

Flying
At the beginning of your upkeep, Fledgling Djinn deals 1 damage to you.

At the beginning of your upkeep, you lose 1 life unless an opponent has 10 or less life.

({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.)

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

Protection from white
{B}: Order of the Ebon Hand gains first strike until end of turn.
{B}{B}: Order of the Ebon Hand gets +1/+0 until end of turn.