How can you create a combo with Illuminor Szeras, Intruder Alarm, Corpse Dance?
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[START OF COMBO]This combo can be formed with Illuminor Szeras, Intruder Alarm, Corpse Dance

Color identity: UB
Mana cost: 
Steps:
  1. Activate Illuminor Szeras by tapping it and sacrificing a nontoken creature with mana value six or greater, adding at least six {B}.
  2. Cast Corpse Dance with buyback by paying {4}{B}, returning the creature with mana value six or greater from your graveyard to the battlefield, and returning Corpse Dance to your hand.
  3. The creature enters the battlefield, triggering Intruder Alarm, untapping all creatures.
  4. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite black mana
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite magecraft triggers
  - Infinite mana creatures you control can produce
  - Infinite sacrifice triggers
  - Infinite storm count
  - Infinite untap of all creatures[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Illuminor Szeras must be on the battlefield
  - Intruder Alarm must be on the battlefield
  - Corpse Dance must be in your hand
  - Illuminor Szeras does not have summoning sickness.
  - You control another nontoken creature with mana value six or greater.
[END OF COMBO PREREQUISITES]
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