"Dark Tuner" (DT (ダークチューナー) Dākuchūnā) is an archetype of DARK monsters used by the Dark Signers in the Yu-Gi-Oh! 5D's anime and Yu-Gi-Oh! Tag Force video games. In the video games, "Dark Tuner" monsters cannot be used as a Synchro Material, except for the Synchro Summon of a Dark Synchro Monster.