How can you create a combo with Time Sieve, Myr Battlesphere, Teleportation Circle, Doubling Season?
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[START OF COMBO]This combo can be formed with Time Sieve, Myr Battlesphere, Teleportation Circle, Doubling Season

Color identity: GWUB
Mana cost: 
Steps:
  1. At the beginning of your end step, Teleportation Circle triggers, blinking Myr Battlesphere.
  2. When Myr Battlesphere enters the battlefield, its first ability triggers, creating eight 1/1 Myr artifact creature tokens due to Doubling Season.
  3. Activate Time Sieve by tapping it and sacrificing five Myrs, causing you to take an extra turn after this one.
  4. 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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