How can you create a combo with Layla Hassan, Ugin's Nexus, Isochron Scepter, Pull from Eternity, Grinding Station?
user
[START OF COMBO]This combo can be formed with Layla Hassan, Ugin's Nexus, Isochron Scepter, Pull from Eternity, Grinding Station

Color identity: W
Mana cost: {7} each extra turn
Steps:
  1. Activate Grinding Station by tapping it and sacrificing Ugin's Nexus, causing target player to mill three cards.
  2. When Ugin's Nexus is sacrificed, it is exiled instead of being put into your graveyard, causing you to take an extra turn after this one.
  3. Move to your next turn.
  4. Activate Isochron Scepter by paying {2} and tapping it, casting a copy of Pull from Eternity without paying its mana cost.
  5. Resolve Pull from Eternity, putting Ugin's Nexus from exile into your graveyard.
  6. Deal combat damage to an opponent using an Assassin, triggering Layla Hassan, returning Ugin's Nexus from your graveyard to your hand.
  7. Cast Ugin's Nexus by paying {5}.
  8. When Ugin's Nexus enters the battlefield, Grinding Station triggers, untapping Grinding Station.
  9. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite turns[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Layla Hassan must be on the battlefield
  - Ugin's Nexus must be on the battlefield
  - Isochron Scepter must be on the battlefield
  - Pull from Eternity must be exiled
  - Grinding Station must be on the battlefield
  - You control at least one Assassin that cannot be blocked by an opponent.
[END OF COMBO PREREQUISITES]
assistant