Koll, the Forgemaster, Obsidian Battle-Axe, Phyrexian Altar, and Spear Spewer

Prerequisites

• Koll, the Forgemaster on the battlefield
• Obsidian Battle-Axe on the battlefield
• Phyrexian Altar on the battlefield
• Spear Spewer in hand
• Your life total is greater than an opponent's
• available

Steps

1. Cast Spear Spewer by paying
2. Spear Spewer enters the battlefield, triggering Obsidian Battle-Axe, attaching it to Spear Spewer and giving it haste
3. Activate Spear Spewer by tapping it, dealing 1 damage to each player
4. Activate Phyrexian Altar by sacrificing Spear Spewer, adding
5. Koll triggers, returning Spear Spewer from your graveyard to your hand
6. Repeat until all opponents with a lower life total than your own have lost the game

Results

• Infinite damage to all players
• Near-infinite death triggers
• Near-infinite ETB
• Near-infinite LTB
• Near-infinite sacrifice triggers
• Near-infinite storm count