subdirectory_arrow_right Valve (Company)
▲
1
▼
According to The Valve Employee Handbook, during Half-Life's development in 1996, there was another game being developed called Prospero. In 1997 the game was permanently cancelled.
Related Games
Portal 2
Counter-Strike
Half-Life
Team Fortress 2
Half-Life 2: Episode One
Half-Life 2
Counter-Strike: Global Offensive
Counter-Strike: Source
Left 4 Dead
Left 4 Dead 2
Half-Life: Decay
Half-Life: Opposing Force
Half-Life: Blue Shift
Garry's Mod
Portal
Team Fortress Classic
Dota 2
Half-Life
Adrenix
Mafia II
Metal Gear Solid Delta: Snake Eater
Serious Sam 3: BFE
Rayman Origins
Super Hexagon
VeggieTales: Minnesota Cuke and the Coconut Apes
Prince of Persia: The Forgotten Sands
SNK vs. Capcom: The Match of the Millennium
Resident Evil 2
Sleeping Dogs
Chipper & Sons Lumber Co.
Touhou Youyoumu: Perfect Cherry Blossom
No Man's Sky
Sonic Forces
Enter the Matrix
The Exit 8
Jolly
Assassin's Creed Revelations
Bugsnax
Aliens: Colonial Marines
Mass Effect 2
The Sims 2
MyPopgoes
Alan Hansen's Sports Challenge
Theme Park
Observation
LEGO Racers
Madden NFL 2001
Thirsty Suitors
2006 FIFA World Cup
Rock 'n' Roll Adventures