How can you create a combo with Time Sieve, Myr Battlesphere, Conjurer's Closet, Thopter Spy Network?
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[START OF COMBO]This combo can be formed with Time Sieve, Myr Battlesphere, Conjurer's Closet, Thopter Spy Network

Color identity: UB
Mana cost: 
Steps:
  1. At the beginning of your upkeep, Thopter Spy Network's first ability triggers, creating a 1/1 Thopter artifact creature token.
  2. At the beginning of your end step, Conjurer's Closet triggers, blinking Myr Battlesphere.
  3. When Myr Battlesphere enters the battlefield, its first ability triggers, creating four 1/1 Myr artifact creature tokens.
  4. Activate Time Sieve by tapping it, sacrificing the Thopter and the four Myrs, causing you to take an extra turn after this one.
  5. Repeat each turn.[END OF COMBO STEPS]

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

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