Epicure of Blood

Whenever you gain life, each opponent loses 1 life.

Cabal Ritual

Add {B}{B}{B}.
Threshold — Add {B}{B}{B}{B}{B} instead if seven or more cards are in your graveyard.

Add two mana in any combination of colors.
Draw a card.

You gain 3 life.
Storm (When you cast this spell, copy it for each spell cast before it this turn.)

{1}, {T}, Sacrifice Chromatic Star: Add one mana of any color.
When Chromatic Star is put into a graveyard from the battlefield, draw a card.

Add {R}{R}, then add {R} for each card named Rite of Flame in each graveyard.

{T}, Sacrifice Lotus Petal: Add one mana of any color.

Magecraft — Whenever you cast or copy an instant or sorcery spell, you gain 1 life.

{1}, {T}, Sacrifice Chromatic Sphere: Add one mana of any color. Draw a card.