E-103 Delta is a minor character in the anime series Sonic X. This character only appears in the Sonic Adventure adaptation arc.
History[]
Delta was created as one of Doctor Eggman's E-100 Series robots. After failing to capture Froggy, Eggman ordered Delta to be destroyed, but he somehow escaped. E-102 Gamma later found him and deleted his master, shutting him down and releasing the rabbit inside.