Initial Card State
- All permanents on the battlefield.
Notable Prerequisites
- You control at least one additional creature.
- Xavier Sal does not have summoning sickness.
- Scurry Oak has at least one +1/+1 counter on it.
Steps
- Activate Xavier Sal's second ability by tapping it and sacrificing any other creature you control, putting a +1/+1 counter on Scurry Oak.
- Scurry Oak triggers, creating a 1/1 Squirrel creature token.
- When the Squirrel enters the battlefield, Intruder Alarm triggers, untapping all creatures.
- Repeat.
- Once you have infinite +1/+1 counters on Scurry Oak, you may instead use Xavier Sal's first ability to get infinite copies of creature tokens you control.
Results
- Infinite +1/+1 counters on a creature.
- Infinite copies of creature tokens you control.
- Infinite death triggers.
- Infinite ETB.
- Infinite LTB.
- Infinite mana creatures you control can produce.
- Infinite proliferate.
- Infinite sacrifice triggers.
- Infinite untap of creatures.
- Infinite untap of creatures you control.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).