Intruder Alarm, and Lich Lord of Unx

Prerequisites

• Intruder Alarm on the battlefield
• Lich Lord of Unx on the battlefield
• Lich Lord of Unx does not have summoning sickness
• from creature sources available

Steps

1. Pay and tap Lich Lord of Unx to create a 1/1 Zombie
2. The Zombie enters untapping all creatures you control
3. Repeat

Results

• Infinite creature tokens
• Infinite ETB
• Infinite untap