Koll, the Forgemaster, Demonmail Hauberk, Shuko, and Shambling Ghast

Prerequisites

• Koll, the Forgemaster on the battlefield
• Demonmail Hauberk on the battlefield
• Shuko on the battlefield
• Shambling Ghast on the battlefield

Steps

1. Activate Shuko's equip ability by paying , attaching it to Shambling Ghast
2. Activate Demonmail Hauberk by sacrificing Shambling Ghast, targeting Koll
3. When Shambling Ghast dies, it and Koll trigger
4. Resolve the Shambling Ghast trigger, creating a Treasure token
5. Resolve the Koll trigger, returning it from your graveyard to your hand
6. Resolve the Demonmail Hauberk ability, attaching it to Koll
7. Activate the Treasure by tapping and sacrificing it, adding
8. Cast Shambling Ghast by paying its mana cost
9. Repeat

Results

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