How can you create a combo with Sunforger, Officious Interrogation, Mistveil Plains, Time Sieve?
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[START OF COMBO]This combo can be formed with Sunforger, Officious Interrogation, Mistveil Plains, Time Sieve

Color identity: WUBR
Mana cost: {3}{R}{W}, plus an additional {W}{U} per opponent as necessary each turn
Steps:
  1. Activate Sunforger by paying {R}{W} and unattaching it, searching your library for Officious Interrogation and casting it without paying its mana cost, plus an additional {W}{U} as necessary.
  2. Resolve Officious Interrogation, creating at least five Clue artifact tokens.
  3. Activate Time Sieve by tapping it and sacrificing five Clues, causing you to take an extra turn after this one.
  4. Activate Mistveil Plains by paying {W} and tapping it, putting Officious Interrogation from your graveyard onto the bottom of your library.
  5. Activate Sunforger's equip ability by paying {3}, attaching it to any creature you control.
  6. Repeat each turn.[END OF COMBO STEPS]

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

Other prerequisites:
  - Sunforger must be on the battlefield
  - Officious Interrogation must be in the library
  - Mistveil Plains must be on the battlefield
  - Time Sieve must be on the battlefield
  - You control at least two white permanents.
  - Sunforger attached to any creature you control.
[END OF COMBO PREREQUISITES]
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