the front side of Scrap Mastery
the back of a classic MtG card
the front side of Codex Shredder
the back of a classic MtG card
the front side of Time Sieve
the back of a classic MtG card

Color Identity: U, B, R

Initial Card State

  1.  Scrap Mastery in your graveyard.
  2.  Codex Shredder and Time Sieve on the battlefield.

Notable Prerequisites

  1. You control at least four additional nontoken artifacts.

Mana Needed

  1. ({8} magic symbol)  ({R} magic symbol)  ({R} magic symbol)   each turn available.

Steps

  1. Activate Time Sieve by tapping it and sacrificing it and four other nontoken artifacts except Codex Shredder, causing you to take an extra turn after this one.
  2. Activate Codex Shredder's second ability by paying ({5} magic symbol)  , tapping and sacrificing it, returning Scrap Mastery from your graveyard to your hand.
  3. Cast Scrap Mastery by paying ({3} magic symbol)  ({R} magic symbol)  ({R} magic symbol)  , exiling all artifact cards from all graveyards, then causing each player to sacrifice all artifacts they control and return all artifacts exiled this way to the battlefield under their owner's control.
  4. Repeat each turn.

Results

  1. Infinite turns.

Metadata

  1. In 28 decks according to EDHREC.
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