Combat Celebrant + Kiki-Jiki, Mirror Breaker

Prerequisites

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Steps

1. 1Activate Kiki-Jiki by tapping it, creating a token copy of Combat Celebrant with haste.
2. 2Proceed to your combat step.
3. 3Declare the Combat Celebrant copy as an attacker, choosing to exert it as it attacks.
4. 4The Combat Celebrant copy triggers, untapping all other creatures you control and causing you to get an additional combat phase after this one.
5. 5Repeat.

Effects

• Infinite combat phases
• Infinite creature tokens with haste
• Infinite ETB