Thayer's Quest
macOS, Windows, Linux, and 1 more
RDI Video Systems
THC
Windows
The $1,000,000 Pyramid
Wii
The $100,000 Pyramid
Apple II series, Commodore 64, Disk Operating System
Hypnotix
The 1000 years game
The 10th Planet
Centropolis Entertainment
The 111th Soul
The 11th Hour
macOS, Disk Operating System, Windows
Trilobyte
The 13th Doll
Windows, Linux, macOS
The 18th Floor
The 2020 Trail
macOS, Windows
THE 2048
The 257th Element
Linux, Windows
The 25th Ward: The Silver Case
The 2D Adventures of Rotating Octopus Character
PlayStation 3, PlayStation Portable
Dakko Dakko
The 2nd page of the medical examination diary: Another story of exciting days of me and my senpai
iMel
The 37th Week
The 39 Steps
iOS, macOS, Windows, and 1 more
The 3rd Birthday
PlayStation Portable
HexaDrive, Square Enix
The 3rd Millennium
Cryo Interactive
The 4th Coming
The 50 States Quiz
The 52 Fragments
The 5th Axis
Amstrad CPC, Commodore 64
Loriciels
The 7th Circle - Endless Nightmare
Linux, macOS, Windows
The 7th Guest
Linux, iOS, macOS, and 2 more
The 7th Guest: Infection
iOS
The 7th Guest: Remastered
The 7th Saga
Super Nintendo Entertainment System
Produce
The 7 Wizards
