Play Mario is Missing! emulator game online in the highest quality available. Mario is Missing! is a Super Nintendo game that you can enjoy on Play Emulator. This SNES game is the US English version that works in all modern web browsers without downloading. Mario is Missing! is part of the Mario Games, Adventure Games, and Platform Games you can play here. PlayEmulator has many online retro games available including related games like Super Mario 64, Mario Kart 64, and Super Mario World.