Flitwing, Lyev Detective, Summoning Station, and Extruder

Prerequisites

• Flitwing, Lyev Detective on the battlefield
• Summoning Station on the battlefield
• Extruder on the battlefield

Steps

1. Activate Summoning Station by tapping it, creating a Clue token due to Flitwing
2. Activate Extruder by sacrificing the Clue
3. Summoning Station triggers, untapping it
4. Resolve the Extruder ability, putting a +1/+1 counter on a creature Repeat

Results

• Infinite +1/+1 counters on creatures you control
• Infinite artifact ETB
• Infinite artifact LTB
• Infinite artifact sacrifice triggers