Goblin Chirurgeon + Metallic Mimic + Putrid Goblin

BR identity

Commander legal

The 3 combo pieces

• Goblin Chirurgeon
• Metallic Mimic
• Putrid Goblin

How to execute it

1. Activate Goblin Chirurgeon by sacrificing Putrid Goblin.
2. When Putrid Goblin dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to Metallic Mimic.
3. Resolve the Goblin Chirurgeon ability.
4. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers