MTG >Combos >Memnite +Phyrexian Altar +Veinwitch Coven +Psychomancer +

All cards on the battlefield. 1) Sacrifice

Memnite

to

Phyrexian Altar

for one black mana. Because of

Psychomancer

's triggered ability, your opponent loses one life and you gain one life. 2) Use the black mana and

Veinwitch Coven

's triggered ability to return

Memnite

to your hand. 3) Cast

Memnite

. Repeat for infinite life, infinite damage, infinite ETB, and infinite sacrifice.