Lurrus of the Dream-Den, Displacer Kitten, and Extruder

Prerequisites

• Lurrus of the Dream-Den on the battlefield
• Displacer Kitten on the battlefield
• Extruder on the battlefield

Steps

1. Cast the artifact from your graveyard by paying
2. Displacer Kitten triggers, blinking Lurrus
3. Activate Extruder by sacrificing the artifact cast in step 1, putting a +1/+1 counter on a creature you control
4. Repeat

Results

• Infinite creature LTB
• Infinite ETB
• Infinite storm count
• Infinite +1/+1 counters on creatures you control