the front side of Sunforger
the back of a classic MtG card
the front side of Officious Interrogation
the back of a classic MtG card
the front side of Mistveil Plains
the back of a classic MtG card
the front side of Time Sieve
the back of a classic MtG card

Color Identity: W, U, B, R

Initial Card State

  1.  Officious Interrogation in your library.
  2.  All permanents on the battlefield.

Notable Prerequisites

  1. You control at least two white permanents.
  2. Sunforger attached to any creature you control.

Mana Needed

  1. three generic manaone red manaone white mana, plus an additional one white manaone blue mana per opponent as necessary each turn available.

Steps

  1. Activate Sunforger by paying one red manaone white mana and unattaching it, searching your library for Officious Interrogation and casting it without paying its mana cost, plus an additional one white manaone blue mana 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 one white mana and tapping it, putting Officious Interrogation from your graveyard onto the bottom of your library.
  5. Activate Sunforger's equip ability by paying three generic mana, attaching it to any creature you control.
  6. Repeat each turn.

Results

  1. Infinite turns.
footer