Mortuary, Krark-Clan Grunt, Shield Sphere, and Gwenom, Remorseless

Prerequisites

• Mortuary on the battlefield
• Krark-Clan Grunt on the battlefield
• Shield Sphere on the battlefield
• Gwenom, Remorseless on the battlefield

Steps

1. Activate Krark-Clan Grunt by sacrificing Shield Sphere When Shield Sphere dies, Mortuary triggers, putting Shield Sphere from your graveyard onto the top of your library
2. Resolve the Krark-Clan Grunt ability
3. Cast Shield Sphere from the top of your library by paying 0 life
4. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite storm count
• Infinitely powerful Krark-Clan Grunt until end of turn