Gotham Knights Could Have 4-Player Co-Op According To PSN Listing - Game Informer

The description for the game still mentions co-op with up to one other player, though.

Gotham Knights Co-Op Getting an Expanded Version

It seems Gotham Knights will have four player co-op : r/PS5

Gotham Knights is getting the free four-player co-op mode in November

It's Official: No 4 Player Co-op Multiplayer For Gotham Knights - Gameranx

It looks like Gotham Knights will feature four player co-op

Buy Gotham Knights Collector's Edition - PS5 by Warner Brothers for PlayStation 5 at GameStop. Gotham Knights release date 10/25/22. Find customer

Gotham Knights Collector's Edition - PS5 | PlayStation 5 | GameStop

Gotham Knights Announces FREE 4 Player Co Op DLC!

Gotham Knights Local Co-Op: Does Gotham Knights Have Local Multiplayer?

Review Roundup For Gotham Knights -- Can These Heroes Escape The Shadow Of The Bat? - GameSpot

No, Gotham Knights Hasn't Added 4-Player Co-op - IGN