Gerrard, Weatherlight Hero, Loyal Retainers, and Goblin Bombardment

Prerequisites

• Gerrard, Weatherlight Hero on the battlefield
• Loyal Retainers on the battlefield
• Goblin Bombardment on the battlefield
• It is your precombat main phase

Steps

1. Activate Goblin Bombardment by sacrificing Gerrard
2. Gerrard dies, triggering its ability
3. Holding priority, activate Loyal Retainers by sacrificing it, returning Gerrard from your graveyard to the battlefield
4. Resolve the Gerrard trigger, returning all artifact and creature cards put into your graveyard this turn to the battlefield
5. Resolve the Goblin Bombardment ability from step 1, dealing 1 damage to any target
6. Repeat

Results

• Infinite blinking
• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers