|Japanese translated||Tenpei Hayano|
|Anime debut||Yu-Gi-Oh! ARC-V episode 98: "Friendship Finale"|
Dexter, known as Tenpei Hayano (早野天兵, Hayano Tenpei) in the Japanese version, is a character in Yu-Gi-Oh! ARC-V anime. He is an alternate universe version of the Dexter that appeared in the Yu-Gi-Oh! 5D's anime. He lives in the Topsiders district of New Domino City in the Synchro Dimension.
Dexter 's design his identical to his casual attire in Yu-Gi-Oh! 5D's. He has brown hair and eyes, and is not seen without his glasses. He wears a white collared shirt with a red bow tie and suspenders, navy blue shorts, white knee socks, and brown dress shoes.
Dexter attended the final day of the Friendship Cup with his parents and watched the finale of the Duel between Yuya Sakaki and Jack Atlas.