How can you create a combo with Cauldron of Souls, Corridor Monitor, Cathars' Crusade, Goblin Bombardment?
user
[START OF COMBO]This combo can be formed with Cauldron of Souls, Corridor Monitor, Cathars' Crusade, Goblin Bombardment

Color identity: URW
Mana cost: 
Steps:
  1. Activate Cauldron of Souls by tapping it, giving Corridor Monitor persist until end of turn.
  2. Activate Goblin Bombardment by sacrificing Corridor Monitor.
  3. When Corridor Monitor dies, its persist ability triggers, returning itself from your graveyard to the battlefield with a -1/-1 counter on it.
  4. When Corridor Monitor enters the battlefield, it and Cathars' Crusade trigger.
  5. Resolve the Corridor Monitor trigger, untapping Cauldron of Souls.
  6. Resolve the Cathars' Crusade trigger, putting a +1/+1 counter on each creature you control.
  7. Resolve the Goblin Bombardment ability from step 2, dealing 1 damage to any target.
  8. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite damage
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers
  - Infinite +1/+1 counters[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Corridor Monitor does not have a -1/-1 counter on it.
[END OF COMBO PREREQUISITES]
assistant