Lady Octopus, Inspired Inventor, Ancestral Statue, and Intruder Alarm

Prerequisites

• Lady Octopus, Inspired Inventor on the battlefield
• Ancestral Statue in hand
• Intruder Alarm on the battlefield

Steps

1. Activate Lady Octopus by tapping it, causing you to cast Ancestral Statue without paying its mana cost
2. When Ancestral Statue enters, it and Intruder Alarm trigger
3. Resolve the Ancestral Statue trigger, returning it from the battlefield to your hand
4. Resolve the Intruder Alarm trigger, untapping all creatures
5. Repeat
6. Activate all mana-producing creatures you control by tapping them, adding at least
7. Cast Ancestral Statue by paying
8. Ancestral Statue enters the battlefield, triggering itself and Intruder Alarm
9. Resolve the Ancestral Statue trigger, returning it from the battlefield to your hand
10. Resolve the Intruder Alarm trigger, untapping all creatures
11. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite storm count
• Infinite untap of creatures you control
• Infinite mana creatures you control can produce
• Infinite untap of all creatures