build-a-guy is the omnitrix's DNA sample from a segmentasapien from the planet polyominus and the dmension 23 equivalent of bloxx.
build-a-guy's appearance looks similar to bloxx's. his three main colors are; white, light blue, and grey with black lines all over his body, unlike bloxx whose main colors are; red, blue, and yellow
Powers and abilities
being a segmentasapien, build-a-guy has the same abilities as this species
being a segmentasapien, build-a-guy has the same weaknesses as this species