Jizz

BLUE STREAK. SPEEDS BY. (Sonic the Hedgehog, Mario, Rosalina)

smashbros34

Sonic walks in on Mario in bed with his gal Amy (Kalin) [Sonic the Hedgehog; Super Mario Bros]

rule34

NSFW Official render of Daisy in leotard for Mario and Sonic at 2016 Olympics

nintendo

mario n sonic

rule34

Princess Peach, Sonic (Cytoscourge) [Super Mario Bros, Sonic the Hedgehog]

rule34

When video games, porn, and memes all meet each other[Mario,Sonic](cytoscourge)

rule34

Mario and Sonic at the Rio Olympics

ImGoingToHellForThis

Mario and Sonic settle their differences

NSFWFunny

Mario wears Red, sonic is blue

boottoobig

Mario's Gift (M Hedgehog -> F Catgirl; MTF/TGTF, Sonic -> Felicia)[Nintendo/Darkstalkers] by SpideyHog

transformation

Sega does what Nintendon't. Sonic makes Mario a cuckold

rule34cartoons

Peach doesn't understand pole vaulting (Stevechopz) [Mario Bros.] [Mario & Sonic at the Olympic Games Tokyo 2020]

HentaiAnaru, rule34

Peach doing the Rhythmic Ribbon event (chiwino) [Mario/Mario & Sonic at the Olympic Games]

rule34, u_cwanime, HentaiCity