Dross Scorpion, Detective's Satchel, and Ravenous Intruder

Prerequisites

• Dross Scorpion on the battlefield
• Detective's Satchel on the battlefield
• Ravenous Intruder on the battlefield

Steps

1. Activate Detective's Satchel by tapping it, creating a 1/1 Thopter artifact creature token
2. Activate Ravenous Intruder by sacrificing the Thopter
3. When the Thopter dies, Dross Scorpion triggers, untapping Detective's Satchel
4. Resolve the Ravenous Intruder ability
5. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinitely large Ravenous Intruder until end of turn