How can you create a combo with Cephalid Illusionist, Nomads en-Kor, Narcomoeba, Dread Return, Thassa's Oracle?
user
[START OF COMBO]This combo can be formed with Cephalid Illusionist, Nomads en-Kor, Narcomoeba, Dread Return, Thassa's Oracle

Color identity: WUB
Mana cost: 
Steps:
  1. Activate Nomads en-Kor, targeting Cephalid Illusionist.
  2. Mill 3.
  3. Repeat this process until you mill your entire library.
  4. When you mill Narcomoeba, put it on the battlefield.
  5. Flashback Dread Return, sacrificing Nomads en-Kor, Cephalid Illusionist, and Narcomoeba, targeting Thassa's Oracle.
  6. Resolve Thassa's Oracle's trigger with no cards in your library.[END OF COMBO STEPS]

Result:
  - Infinite self-mill
  - Win the game[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Cephalid Illusionist must be on the battlefield
  - Nomads en-Kor must be on the battlefield
  - Narcomoeba must be in the library
  - Dread Return must be in the library
  - Thassa's Oracle must be in the library
[END OF COMBO PREREQUISITES]
assistant