Necromancer's Magemark Combos
K'rrik, Son of Yawgmoth + Necromancer's Magemark + Glistening Oil
Combo result
Infinite lifeloss. Infinite lifegain. Infinite lifegain triggers. Infinite damage. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite +1/+1 counters on K'rrik.
Prerequisites
All permanents on the battlefield. Glistening Oil attached to Death Cultist. Necromancer's Magemark attached to any other creature. You have at least 5 life.