Chainer, Dementia Master | Wurmcoil Engine | Phyrexian Altar

(and one other card)

Activate
Phyrexian Altar by sacrificing
Wurmcoil Engine, adding ({B} magic symbol) .
When
Wurmcoil Engine dies, it and
Vein Ripper trigger.
Resolve the
Wurmcoil Engine trigger, creating two 3/3 Wurm artifact creature tokens.
Resolve the
Vein Ripper trigger, causing you to gain 2 life and an opponent to lose 2 life.
Activate
Phyrexian Altar twice by sacrificing the Wurm tokens, adding ({B} magic symbol) ({B} magic symbol) .
When the Wurms die,
Vein Ripper trigger twice, causing you to gain 4 life and an opponent to lose 4 life.
Activate
Chainer by paying ({B} magic symbol) ({B} magic symbol) ({B} magic symbol) and 3 life, putting
Wurmcoil Engine from your graveyard onto the battlefield.
Repeat.