>>103636420Not counting franchises that just have non-numbered sequels or spin-offs with different protagonists (which is most of the big ones), some franchises take place in the same universe as matters of trivia:
1: GTA, Red Dead, Bully, and Manhunt.
2: Assassin's Creed, Watch Dogs, and Far Cry (Blood Dragon and Rayman are in-universe games).
3. Street Fighter, Final Fight, Saturday Night Slam Masters, Captain Commando and Rival Schools.
4. Ultima and Wing Commander.
5. Splinter Cell, Ghost Recon, Rainbow Six, and H.A.W.X.
6. Half-Life, Portal, and OG Counter-Strike.
7. Ninja Gaiden and Dead or Alive.
