How can you create a combo with Izzet Chemister, Helm of the Host, Temporal Manipulation?
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[START OF COMBO]This combo can be formed with Izzet Chemister, Helm of the Host, Temporal Manipulation

Color identity: UR
Mana cost: {3}{U}{U}{R} available the first turn, with {1}{R}{R} each extra turn
Steps:
  1. Cast Temporal Manipulation by paying {3}{U}{U}, causing you to take an extra turn after this one.
  2. At the beginning of your combat phase, Helm of the Host triggers, creating a token copy of Izzet Chemister.
  3. Activate the Izzet Chemister token's first ability by paying {R} and tapping it, exiling Temporal Manipulation from your graveyard.
  4. On your next turn, activate the Izzet Chemister token's last ability by paying {1}{R}, tapping it, and sacrificing it, casting the exiled spell without paying its mana cost.
  5. Resolve that spell, causing you to take an extra turn after this one.
  6. Repeat from step 2.[END OF COMBO STEPS]

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

Other prerequisites:
  - Izzet Chemister must be on the battlefield
  - Helm of the Host must be on the battlefield
  - Temporal Manipulation must be in your hand
  - Helm of the Host attached to Izzet Chemister.
[END OF COMBO PREREQUISITES]
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