Once upon a time, there was a little bit of Cyberpunk in The Witcher 3, and thanks to some modders we know what that would have been like (sort of).
Geralt in Night City? As wild as it sounds, one group of dataminers have found evidence of a quest that would have brought everyone's favourite Witcher into the world of Cyberpunk 2077
Source: VG247 (opens in a new tab)