Myr Propagator, and Intruder Alarm

Prerequisites

• Myr Propagator on the battlefield
• Intruder Alarm on the battlefield
• Creatures you control can tap to produce at least

Steps

1. Activate any number of mana-producing creatures you control by tapping them, adding at least
2. Activate Myr Propagator by paying and tapping it, creating a token copy of it
3. When the Myr Propagator token enters the battlefield, Intruder Alarm triggers, untapping all creatures
4. Repeat
5. If creatures you control can tap to produce at least , this combo nets infinite mana

Results

• Infinite creature tokens
• Infinite ETB
• Infinite mana creatures you control can produce
• Infinite untap of all creatures