"T.G.", short for "Tech Genus" (ＴＧ（テックジーナス） Tekkujīnasu) is an archetype used by Antinomy in Yu-Gi-Oh! 5D's. They are all bionic in appearance to reference the identity of their user. They made their debut in Extreme Victory. In the Japanese anime, each of them has a code in their name which references their Type, followed by a number. This includes their status as they have X's at the end of their names to indicate their evolution of Synchro Monsters: * Synchro - X * Accel Synchro - XX * Delta Accel Synchro - XXX