Goblin Bombardment + Kobolds of Kher Keep + Koll, the Forgemaster + Umbral Mantle

RW identity

Commander legal

The 4 combo pieces

• Goblin Bombardment
• Kobolds of Kher Keep
• Koll, the Forgemaster
• Umbral Mantle

How to execute it

1. Equip Kobolds of Kher Keep with Umbral Mantle.
2. Sacrifice Kobolds of Kher Keep to Goblin Bombardment to deal 1 damage to any target.
3. Koll triggers, returning Kobolds of Kher Keep to you hand.
4. Cast Kobolds of Kher Keep.
5. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers
• Infinite storm count