How can you create a combo with Gyruda, Doom of Depths, Mortuary, Evil Twin?
user
[START OF COMBO]This combo can be formed with Gyruda, Doom of Depths, Mortuary, Evil Twin

Color identity: UB
Mana cost: {2}{U}{B}
Steps:
  1. Cast Evil Twin by paying {2}{U}{B}, having it enter the battlefield as a copy of Gyruda.
  2. Put Evil Twin into your graveyard due to the legend rule.
  3. Mortuary triggers, putting Evil Twin on top of your library from your graveyard.
  4. Evil Twin's enter the battlefield ability triggers, causing each player to mill four cards and you to return Evil Twin from your graveyard to the battlefield as a copy of Gyruda.
  5. Repeat from step 2.[END OF COMBO STEPS]

Result:
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite mill
  - Infinite sacrifice triggers
  - Infinite self-mill[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Gyruda, Doom of Depths must be on the battlefield
  - Mortuary must be on the battlefield
  - Evil Twin must be in your hand
[END OF COMBO PREREQUISITES]
assistant