Koll, the Forgemaster, Crookshank Kobolds, and Phyrexian Altar

Prerequisites

• Koll, the Forgemaster on the battlefield
• Crookshank Kobolds on the battlefield
• Phyrexian Altar on the battlefield
• available

Steps

1. Activate the Equipment by paying its equip cost, attaching it to Crookshank Kobolds
2. Activate Phyrexian Altar by sacrificing Crookshank Kobolds, adding
3. When Crookshank Kobolds dies, Koll triggers, returning Crookshank Kobolds from your graveyard to your hand
4. Cast Crookshank Kobolds by paying its mana cost
5. Repeat

Results

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