Muldrotha, the Gravetide, Displacer Kitten, Extruder, and Birgi, God of Storytelling // Harnfel, Horn of Bounty

Prerequisites

• Muldrotha, the Gravetide on the battlefield
• Displacer Kitten on the battlefield
• Extruder on the battlefield
• Birgi, God of Storytelling // Harnfel, Horn of Bounty on the battlefield
• at most available

Steps

1. Cast the artifact from your graveyard by paying at most
2. Displacer Kitten and Birgi trigger
3. Resolve the Displacer Kitten trigger, blinking Muldrotha
4. Resolve the Birgi trigger, adding
5. Activate Extruder by sacrificing the artifact
6. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite storm count
• Infinite +1/+1 counters