Color Identity: U

Initial Card State
- Ulamog's Dreadsire and Intruder Alarm on the battlefield.
Notable Prerequisites
- Ulamog's Dreadshire does not have summoning sickness.
Steps
- Activate Ulamog's Dreadsire by tapping it, creating a 10/10 Eldrazi creature token.
- When the Eldrazi enters the battlefield, Intruder Alarm triggers, untapping all creatures.
- Repeat.
Results
- Infinite creature tokens.
- Infinite ETB.
- Infinite mana creatures you control can produce.
- Infinite untap of creatures.
- Infinite untap of creatures you control.
Bracket Tag
This combo has been estimated to be Spicy (Bracket 3-4+).