Sandstorm Crasher + Combat Celebrant

Prerequisites

• An opponent cannot block and kill creatures you control.
• Sandstorm Crasher does not have summoning sickness.

Steps

1. 1Declare Combat Celebrant and Sandstorm Crasher as attackers, choosing to exert Sandstorm Crasher and Combat Celebrant as they attack. Combat Celebrant and Sandstorm Crasher each trigger.
2. 2Resolve the Sandstorm Crasher trigger, creating a token copy of Combat Celebrant that is tapped and attacking.
3. 3Resolve the Combat Celebrant trigger, untapping all other creatures you control and causing you to get an additional combat phase after this one.
4. 4Repeat during each combat phase using the Combat Celebrant token instead.

Effects

• Infinite combat phases
• Infinite creature tokens
• Infinite ETB
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control