Hueso, Jr. is the son of Señor Hueso and the nephew of Capitán Piel in Rise of the TMNT continuity.
Although unseen in "person", he does appear in a photograph with his father in the episode Portal Jacked! when Leonardo mentions him.
Appearance[]
Hueso, Jr. is a small skeletal child, who is missing one of his front teeth. He is shown wearing a yellow baseball cap, mustard-colored hoodie, black pants, and brown boots.
Family[]
Hueso is his father, who's on his own blood.
Piel is his paternal uncle, who is made out of skin.
His grandfather was never seen, he was mentioned by his dad and uncle about how he had his pizza knife or giving the ship to his uncle.
His great-grandmother was never seen, but Hueso mentions her advice about giving cake, saying it could resolve any argument.