Koll, the Forgemaster, Skirk Prospector, and Puresteel Paladin

Prerequisites

• Koll, the Forgemaster on the battlefield
• Skirk Prospector on the battlefield
• Puresteel Paladin on the battlefield
• You control at least three artifacts, one of which must be an Equipment

Steps

1. Activate any Equipment you control's equip ability by paying , attaching it to Skirk Prospector
2. Activate Skirk Prospector by sacrificing it, adding
3. When Skirk Prospector dies, Koll triggers, returning Skirk Prospector from your graveyard to your hand
4. Cast Skirk Prospector by paying
5. Repeat

Results

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