Combat Celebrant, Adarkar Valkyrie, Anger, and Goblin Bombardment

Prerequisites

• Combat Celebrant on the battlefield
• Adarkar Valkyrie on the battlefield
• Anger in the graveyard
• Goblin Bombardment on the battlefield
• You control a Mountain

Steps

1. Activate Adarkar Valkyrie by tapping it, targeting Combat Celebrant
2. Declare Combat Celebrant as an attacker, choosing to exert it as it attacks
3. Combat Celebrant triggers, untapping all other creatures you control and causing you to get an additional combat phase after this one
4. Activate Goblin Bombardment by sacrificing Combat Celebrant
5. Combat Celebrant dies, triggering Adarkar Valkyrie, returning Combat Celebrant from your graveyard to the battlefield
6. Resolve the Goblin Bombardment ability, dealling one damage to any target
7. Repeat

Results

• Infinite combat phases
• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers