Animation Module, Mana Echoes, and Master Biomancer

Prerequisites

• Animation Module on the battlefield
• Mana Echoes on the battlefield
• Master Biomancer on the battlefield
• You have a way to put a +1/+1 counter on a creature you control
• available

Steps

1. Put a +1/+1 counter on any creature you control
2. Animation Module triggers, causing you to pay to create a 1/1 Servo artifact creature token
3. When the Servo enters the battlefield with at least two +1/+1 counters on it due to Master Biomancer, Mana Echoes and Animation Module trigger
4. Resolve the Mana Echoes trigger, adding for each Servo you control
5. Resolve the Animation Module trigger, causing you to pay to create a 1/1 Servo artifact creature token
6. Repeat from step 3

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite colorless mana
• Infinite creature tokens
• Infinite +1/+1 counters