The Jolly Balloon Man + Combat Celebrant + Determined Iteration

Prerequisites

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Steps

1. 1Activate The Jolly Balloon Man by paying and tapping it, creating a token copy of Combat Celebrant that is a 1/1 Balloon with flying and haste.
2. 2At the beginning of your combat phase, Determined Iteration triggers, creating a copy of the Combat Celebrant token.
3. 3Declare the Combat Celebrant token as an attacker, choosing to exert it as it attacks. It triggers, causing you to untap all other creatures you control and get an additional combat phase after this one.
4. 4Repeat from step 2 each combat phase.

Effects

• Infinite combat damage
• Infinite combat phases
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite mana creatures you control can produce
• Infinite sacrifice triggers
• Infinite untap of creatures you control