How can you create a combo with Intruder Alarm, Krenko, Mob Boss?
user
[START OF COMBO]This combo can be formed with Intruder Alarm, Krenko, Mob Boss

Color identity: UR
Mana cost: 
Steps:
  1. Tap Krenko to activate it's ability, creating X goblin tokens where X is the number of Goblins you control.
  2. Token's ETB causes Intruder Alarm to trigger, untapping Krenko.[END OF COMBO STEPS]

Result:
  - Infinite enters the battlefield
  - Infinite tokens[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
[END OF COMBO PREREQUISITES]
assistant