In the service GeForce Now, references to a huge number of games were found, including console exclusives and previously unannounced projects. As a reminder, the GeForce Now service is designed for streaming games, so the following console games may be available on GeForce Now, but not, for example, on Steam. The source also adds that it may be years before these games are released on PC.
Uncharted: Legacy of Thieves Edition ( already officially announced on PC )
Horizon Forbidden West
God of War
Ratchet and Clank (unknown game);
Sackboy: A Big Adventure
Ghost of Tsushima.
Oxide (unknown game)
The Initiative (unknown game)
Halo 5: Guardians
Also on the list are Titanfall 3, Dragon's Dogma 2, Mirrors Edge RTX Remaster, Final Fantasy VII Remake, and a host of other games.