Rundvelt Hordemaster, Skirk Prospector, and Mortuary

Prerequisites

• Rundvelt Hordemaster on the battlefield
• Skirk Prospector on the battlefield
• Mortuary on the battlefield

Steps

1. Activate Skirk Prospector by sacrificing itself, adding
2. Skirk Prospector dies, triggering Rundvelt Hordemaster and Mortuary
3. Resolve the Mortuary trigger, putting Skirk Prospector on top of your library from your graveyard
4. Resolve the Rundvelt Hordemaster trigger, exiling Skirk Prospector and allowing you to cast it until the end of your next turn
5. Cast Skirk Prospector from exile by paying
6. Repeat

Results

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