How can you create a combo with Narcomoeba, Mortuary, Selhoff Occultist, Carrion Feeder?
user
[START OF COMBO]This combo can be formed with Narcomoeba, Mortuary, Selhoff Occultist, Carrion Feeder

Color identity: UB
Mana cost: 
Steps:
  1. Activate Carrion Feeder by sacrificing Narcomoeba.
  2. When Narcomoeba dies, Selhoff Occultist and Mortuary trigger.
  3. Resolve the Mortuary trigger, putting Narcomoeba from your graveyard on top of your library.
  4. Resolve the Selhoff Occultist trigger, causing you to mill Narcomoeba from the top of your library.
  5. Narcomoeba triggers, putting it from your graveyard onto the battlefield.
  6. Resolve the Carrion Feeder ability from step 1, putting a +1/+1 counter on it.
  7. Repeat.[END OF COMBO STEPS]

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

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