How can you create a combo with Ghyrson Starn, Kelermorph, Temple Altisaur, Silverclad Ferocidons, Spark Double?
user
[START OF COMBO]This combo can be formed with Ghyrson Starn, Kelermorph, Temple Altisaur, Silverclad Ferocidons, Spark Double

Color identity: URW
Mana cost: 
Steps:
  1. Give Silverclad Ferocidons indestructible by any method.
  2. Deal damage to Silverclad Ferocidons, with all but 1 of that damage being prevented by Temple Altisaur.
  3. Silverclad Ferocidons, Ghyrson Starn, and Spark Double trigger.
  4. Resolve the Spark Double trigger, dealing 2 damage to any target.
  5. Resolve the Ghyrson Starn trigger, dealing 2 damage to Silverclad Ferocidons, with all but 1 of that damage being prevented by Temple Altisaur.
  6. Spark Double and Silverclad Ferocidons trigger.
  7. Resolve the Silverclad Ferocidons trigger, causing each opponent to sacrifice a permanent.
  8. Resolve the Spark Double trigger, dealing 2 damage to Silverclad Ferocidons, with all but 1 of that damage being prevented by Temple Altisaur.
  9. Ghyrson Starn and Silverclad Ferocidons trigger.
  10. Repeat from step 5.[END OF COMBO STEPS]

Result:
  - Each opponent sacrifices all permanents they control[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - You have a way to give Silverclad Ferocidons indestructible.
  - You have a way to deal damage to Silverclad Ferocidons.
[END OF COMBO PREREQUISITES]
assistant