Steven Universe and Mario.
Steven- Fawful. (Fuchsite on stomach)
Pearl- Mimi (Ruby,...duh. on forehead.)
Amethyst- Dimentio (Amazonite on chest)
Garnet- Antasma (Iolite on hands)
Ruby- Starlow (Spinel, left hand)
Sapphire- Dreambert (Tanzanite right hand)
Connie- Starla (COME AT ME, BRO. I like the possibility of Fawla.)
Jasper- Bowser.(Rubellite on nose)
Lapis Lazuli- ...Tec-xx? as a "Human" (Moonstone on back) or Vivian (Lepidocrocite on back)
Peridot- Crump (Oligoclase on forehead.)
Greg- Midbus (COME AT MEEEEEEEEEE)
Rose- Cackletta or Timpani...I think Cacky would make more sense with my Steven (Fuchsite on stomach.)
Lars- Goombario
Sadie- Toadette.
Kiki- Peach
Jenny- Daisy
Buck Dewey- *Shrugs* Geno,?
Sour Cream- Kooper
Onion-..Koops XD
Lion- Yoshi?
Ronaldo-...Popple?...XD
Peedee- Peasley
BRING ON THE DRABBLES!