Dying Light 2 cross-gen co-op support is confusing. Here is whether or not PS4 can play with PS5 and also whether Xbox Series X|S can play with Xbox One.
Dying Light 2: How To Cross-Play With Friends (PC, PlayStation, Xbox)
New Dying Light 2 update adds VRR and Balanced Mode on PS5 and FSR 2.0 for all platforms
Ps4 Game Play Ps5
Dying Light 2 to get free PS5 and Xbox Series X upgrades but no cross-play - Dexerto
Dying Light 2 crossplay details and how to play online co-op with friends
dying light 2 finally has cross gen : r/dyinglight
Dying Light 2 Stay Human – Next Story DLC is Out Later This Year, Cross-Gen Co-op and More Coming
Is Dying Light 2 Cross Platform? (PS5, Xbox, PC) - Gamizoid
DYING LIGHT 2: How To CROSSPLAY DYING LIGHT 2 PLAYSTATION 4 to PLAYSTATION 5 crossplay Dying Light 2
Dying Light 2 Crossplay Not Available at Launch, But Free Next-Gen Upgrades are Confirmed