Animation Module + Scion of the Swarm + Phyrexian Altar + Soul Warden

Prerequisites

• You have a way to cause a creature to enter the battlefield under your control.

Steps

1. 1Cause a creature to enter the battlefield under your control.
2. 2Soul Warden triggers, causing you to gain 1 life.
3. 3Scion of the Swarm triggers, putting a +1/+1 counter on itself.
4. 4Animation Module triggers, causing you to pay to create a 1/1 Servo artifact creature token.
5. 5When the Servo enters the battlefield, Soul Warden triggers.
6. 6Holding priority, activate Phyrexian Altar by sacrificing the Servo, adding .
7. 7Resolve the Soul Warden trigger, causing you to gain 1 life.
8. 8Repeat from step 3.

Effects

• Infinite +1/+1 counters on a creature
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite lifegain
• Infinite lifegain triggers