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

Color identity: BGU
Mana cost: 
Steps:
  1. Activate Xavier Sal's second ability by tapping it and sacrificing any other creature you control, putting a +1/+1 counter on Herd Baloth.
  2. Herd Baloth triggers, creating a 4/4 Beast creature token.
  3. When the Beast enters the battlefield, Intruder Alarm triggers, untapping all creatures.
  4. Repeat.
  5. Once you have infinite +1/+1 counters on Herd Baloth, you may instead use Xavier Sal's first ability to get infinite copies of creature tokens you control.[END OF COMBO STEPS]

Result:
  - Infinite +1/+1 counters on Herd Baloth
  - Infinite copies of creature tokens you control
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite mana creatures you control can produce
  - Infinite proliferate
  - Infinite sacrifice triggers
  - Infinite untap of all creatures[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - You control at least one additional creature.
  - Xavier Sal does not have summoning sickness.
  - Herd Baloth has at least one +1/+1 counter on it.
[END OF COMBO PREREQUISITES]
assistant