The Software Toolworks

Mario is Missing! NES

The Software Toolworks / Radical Entertainment

• 1993 (NA)

Mario is Missing! SNES

The Software Toolworks

• 1992 (NA)

The Chessmaster GB

Hi-Tech Expressions / The Software Toolworks

• 1st Jan 1991 (NA)
• 1st Feb 1991 (UK/EU)
• 28th Oct 1994 (JPN)

Mario's Time Machine SNES

The Software Toolworks

• Dec 1993 (NA)

Miracle Piano Teaching System NES

The Software Toolworks

• 1990 (UK/EU)
• 1990 (NA)

Mario's Time Machine NES

The Software Toolworks / Radical Entertainment

• 23rd Jun 1994 (NA)