How can you create a combo with Xavier Sal, Infested Captain, Intruder Alarm, Railway Brawler?
user
[START OF COMBO]This combo can be formed with Xavier Sal, Infested Captain, Intruder Alarm, Railway Brawler

Color identity: BGU
Mana cost: 
Steps:
  1. Activate Xavier Sal's first ability by tapping it and removing a counter from a permanent you control, creating a copy of any creature token you control with power 1 or greater.
  2. When the creature token enters the battlefield, Intruder Alarm and Railway Brawler trigger.
  3. Resolve the Intruder Alarm trigger, untapping all creatures.
  4. Resolve the Railway Brawler trigger, putting at least one +1/+1 counter on the creature token.
  5. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite creature tokens
  - Infinite enters the battlefield
  - Infinite mana creatures you control can produce
  - Infinite untap of all creatures[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - There is at least one counter on a permanent you control.
  - You control at least one creature token with power 1 or greater.
[END OF COMBO PREREQUISITES]
assistant