Squirrel Nest, Intruder Alarm, and Voyaging Satyr

Prerequisites

• Squirrel Nest on the battlefield
• Intruder Alarm on the battlefield
• Voyaging Satyr on the battlefield
• Squirrel Nest attached to any Forest you control
• Voyaging Satyr does not have summoning sickness

Steps

1. Activate the land with Squirrel Nest attached by tapping it, creating a 1/1 Squirrel creature token
2. The Squirrel enters the battlefield, triggering Intruder Alarm, untapping all creatures
3. Activate Voyaging Satyr by tapping it, untapping the land with Squirrel Nest attached
4. Repeat

Results

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