Thopter Squadron, Kaya, Geist Hunter, and Krark-Clan Ironworks

Prerequisites

• Thopter Squadron on the battlefield
• Kaya, Geist Hunter on the battlefield
• Krark-Clan Ironworks on the battlefield
• available

Steps

1. Activate Kaya's second loyalty ability by removing two loyalty counters from it, causing you to double any tokens you create this turn
2. Activate Thopter Squadron's first ability by paying and removing a +1/+1 counter from it, creating two 1/1 Thopter artifact creature tokens
3. Activate Krark-Clan Ironworks by sacrificing a Thopter, adding
4. Activate Thopter Squadron's second ability by paying and sacrificing the Thopter, putting a +1/+1 counter on it
5. Repeat from step 2

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers