Stalwart Successor, Goblin Bombardment, and Restless Apparition

Prerequisites

• Stalwart Successor on the battlefield
• Goblin Bombardment on the battlefield
• Restless Apparition on the battlefield

Steps

1. Activate Goblin Bombardment by sacrificing Restless Apparition When Restless Apparition dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it
2. When Restless Apparition enters, Stalwart Successor triggers, putting a +1/+1 counter on Restless Apparition Resolve the Goblin Bombardment ability
3. Repeat

Results

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