Mortuary, Mystic Forge, and Walking Ballista

Prerequisites

• Mortuary on the battlefield
• Mystic Forge on the battlefield
• Walking Ballista in hand or in the library

Steps

1. Cast Walking Ballista either from your hand or from the top of your library by paying
2. Walking Ballista enters the battlefield and dies as a state-based action due to having zero toughness
3. Mortuary triggers, putting Walking Ballista on top of your library from your graveyard
4. Repeat

Results

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