Spoiler for Hidden:
God of War, Returnal and Demon Souls for PC
No mention of PS4's Spider-Man or Bloodborne for PC
GTA 3, Vice City and San Andreas Remasters
Some unannounced GeForce NOW games like Mafia: Definitive Edition
Even the new Uncharted Collection for PC (with its complete name) and Alan Wake Remastered are there
All new PlayStation Games (IMPORTANT! If it doesn't say Steam/Epic at the end it might just be a GeForce NOW/PS NOW crossover for testing (since PS NOW is also on PC))
All unannounced Xbox Game Studio's Projects, announced games like Avowed, Fable and more are also in the database
Some Nintendo Games like Super Mario Bros. Wii. show up because of Nvidia SHIELD in China
''Fight for Middle-Earth''
Injustice 3: Gods Will Fall
Half-Life 2 Remastered (under Valve Software)
Titan Quest 2 & Outcast (''at the THQ Nordic Event September 17th'')
Payday 3
''Project FPS (Paradox Interactive)''
Human: Fall Flat 2
''Hangar 13 unannounced''
The Talos Principle 2
''Total War 9''
Untitled Respawn Game
Untitled The Initiative Game (probably Perfect Dark)
Sniper Elite 5
Helldivers 2
Judgement with Mouse & Keyboard support (maybe not a PC version, perhaps Stadia?)
Halo 5: Guardians for PC
Cities Skyline 2
Space Punks for Steam (currently EGS exclusive)
Moss for Steam (currently PSVR exclusive)
''Hitman Pro''
Destroy All Humans! 3
Earth Defense Force 6
Dragon's Dogma 2
Final Fantasy VII Remake for PC