Quake (2021 rerelease) is a scifi/horror first person shooter which released with new offline bot support, the developers have also since added a brand new horde mode and CTF mode, both can be played fully offline in 4 player split-screen on all console platforms.
INFO
INFO
Updates recommended as new content is being added still
Offline bot support
Horde mode added as free DLC
4 player split-screen support for both deathmatches and horde modes