Duck with Muscles is an unnamed false character from the episode "Total Rickall".
Duck with Muscles was shot and killed by Morty shortly after Morty shot and killed Baby Wizard. Before dying, he said "Oh, wow...Baby Wizard was a Parasite? He set me up with my wif-" before getting shot.
Duck with Muscles is a giant, yellow duck with beady black eyes and an orange beak and orange webbed feet. He also has giant, muscular human arms with anchors tattooed on them.
- The arms of Duck with Muscles resemble those of Popeye the Sailor Man.
- His voice actor is unknown
- A character resembling Duck with Muscles is featured looking through the bottom of a portal opening on the McDonalds Szechuan Sauce promotional poster and accompanying sauce packet