Super Mario in Sonic 3 AIR

Sonic Hacking Contest :: The SHC2023 Contest :: Mighty, Ray, & Amy in Sonic 3 A.I.R. :: By iCloudius

GitHub - TheMushrunt/Sonic-3-AIR-with-Extra-Mushrooms: script mod for Sonic 3 A.I.R. to add a bunch of stuff like Origins parity, redesigned Level Select, and gameplay tweaks.

Sonic Hacking Contest :: The SHC2022 Contest :: Super Mario in Sonic 3 AIR :: By Dynamic Lemons

Sonic Hacking Contest :: The SHC2022 Contest :: Super Mario in Sonic 3 AIR :: By Dynamic Lemons

Sonic & 3 Knuckles (credit to sonic 3 air & sonic team for the sprites) : r/SonicTheHedgehog

Mario Bros in Sonic World

Super Mario Bros. Movie' Opens to Blockbuster $204 Million

Sonic The Hedgeblog — Super Mario' by @Dynamic_Lemons (Sonic 3 AIR Mod)

Super Mario in Sonic 3 AIR - SHC2022

Sonic 3 A.I.R. is the quality remaster that Sega probably won't release itself