G.U.Y.S. (Guys Under Your Supervision) are a set of collectible toys in Beach City. They debuted in the episode "Onion Trade". They are sold at the G.U.Y.S. dispenser in the Funland Arcade. Ranger Guy is the rarest figurine, and Dave Guy is the most common one. Both Onion and Steven are collectors of G.U.Y.S., and G.A.L.S. and B.O.Y.S. exist as spinoffs.
- Apple Guy
- Cat Guy
- Chocolate Guy
- Construction Guy
- Cop Guy
- Dave Guy
- Eye Guy
- Invisible Guy
- Jagged Guy
- Lady Guy
- Ninja Guy
- red variant
- Ranger Guy
Steven recalls memories of a day with his father who won a G.U.Y.S. toy for him. Steven's favorite character is Ranger Guy; he states that it is his favorite mostly due to the memories attached to it rather than because of the toy itself.
B.O.Y.S. (Boys On Your Shelf) are collectible toys made out of pewter that are similar to G.U.Y.S. According to Ronaldo Fryman, "Kids collect G.U.Y.S., but men collect B.O.Y.S.!"
- Po' Boy
- Golden Boy
- A Nice Jewish Boy
- When Steven inserted multiple coins to get another Ranger Guy, the machine kept giving him Dave Guy until it ran out of G.U.Y.S., implying Ranger Guy is rare while Dave Guy is incredibly common.
- According to Steven, Dave Guy is an accountant who enjoys doing taxes.
- Ranger Guy used to be a doctor, as stated by Steven.
- Steven also owns Ninja Guy and Construction Guy.
- G.A.L.S. are the female counterparts of G.U.Y.S., as seen in "Onion Friend".
- As shown in the same episode, Onion owns an Invisible Guy container, that appears to be, comically, an empty container.
- Onion also owns a rare red variant of Ninja Guy.
- According to Matt Burnett, G.U.Y.S. are trendy collectibles from the eighties, currently back in production as part of an 80s nostalgia wave.
- One of the G.U.Y.S has a head shape similar to Larimar's .
- The G.U.Y.S. (Guys Under Your Supervision) toy line of rubber figures may be a reference to M.U.S.C.L.E. (Millions of Unusual Small Creatures Lurking Everywhere), a similar toy line based on the Kinnikuman manga.
- As with G.U.Y.S. and its spinoff of "G.A.L.S.", M.U.S.C.L.E. also had a female-based spinoff line known as "C.U.T.I.E."
- The G.U.Y.S. icon positioning (with Steven's head in the center) may be a reference to Mega Man (specifically the Mega Man 3 stage select).
- Eye Guy shares his name with one of the alien forms of Ben Tennyson from the Ben 10 franchise, as well as a monster from the early days of Mighty Morphin Power Rangers.
- Steven marks his toys' feet with his initials, similar to Andy in the 1995 animated Disney/Pixar movie Toy Story.
- Bat-Boy is a reference to Bat Boy.
- Pony-Boy is a reference to Ponyboy Curtis, the main protagonist of the novel and film The Outsiders by S. E. Hinton. Pony-Boy's image is of C. Thomas Howell as Ponyboy in the film.
- Beastie-Boy is possibly a reference to the Beastie Boys, a band formed in 1979.
- Beach-Boy is possibly a reference to The Beach Boys, a band that formed in 1961.
- Big-Boy is a reference to the Bob's Big Boy restaurant chain or the Frisch's Big Boy restaurants.
- Po' Boy's name and appearance are references to the po' boy sandwich, a type of submarine sandwich from Louisiana which is traditionally filled with fried seafood.
- Golden-Boy is a pun on the manga and anime of the same name.
- American-Boy is a reference to the 2008 Estelle song of the same name.
- Additionally, American-Boy resembles Kanye West, featured with Estelle in the song.
Q: "Are G.A.L.S. really rare? Steven seemed shocked Onion had them."
A: "They were discontinued years ago. G.U.Y.S. are currently back in production as part of an 80s nostalgia wave."