Sengir, the Dark Baron, Animation Module, and Krark-Clan Ironworks

Prerequisites

• Sengir, the Dark Baron on the battlefield
• Animation Module on the battlefield
• Krark-Clan Ironworks on the battlefield

Steps

1. Activate Krark-Clan Ironworks by sacrificing any other artifact creature you control, adding
2. The creature dies, triggering Sengir, putting two +1/+1 counters on itself
3. Animation Module triggers, causing you to pay to create a 1/1 Servo artifact creature token
4. Repeat

Results

• Infinite +1/+1 counters on Sengir
• Infinite colorless mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers