- All permanents on the battlefield.
- Xavier Sal does not have summoning sickness.
- You control at least one nonlegendary creature token.
- There is at least one counter on a permanent you control.
- Activate Xavier Sal's first ability by removing a counter from a permanent you control, creating a copy of a creature token you control that enters the battlefield with a +1/+1 counter on it due to Renata.
- When the creature token enters the battlefield, Intruder Alarm triggers, untapping all creatures.
- Infinite ETB.
- Infinite creature tokens.
- Infinite untap of all creatures.