Ultracore is a run and gun game developed by DICE. Originally due to be released for Amiga, Sega Genesis, and Sega CD platforms, the game was canceled by its publisher, Psygnosis, in 1994 after it had been almost finished. The game was salvaged by publisher Strictly Limited Games and released together with the Mega Sg aftermarket console in March 2019. Ports for Nintendo Switch, PlayStation 4, and PlayStation Vita released in 2020. A version compatible with original Sega Genesis systems was released in Japan in October 2019.