Celebrity Fencer + Animation Module + Ashnod's Altar

Prerequisites

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

Steps

1. 1Cause a creature to enter the battlefield.
2. 2Celebrity Fencer triggers, putting a +1/+1 counter on itself.
3. 3Animation Module triggers, causing you to pay to create a 1/1 Servo artifact creature token.
4. 4The Servo enters the battlefield, triggering Celebrity Fencer.
5. 5Holding priority, activate Ashnod's Altar by sacrificing the Servo, adding .
6. 6Resolve the Celebrity Fencer trigger, putting a +1/+1 counter on it.
7. 7Repeat from step 3.

Effects

• Infinite +1/+1 counters on a creature
• Infinite colorless mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite creature tokens
• Infinite death triggers