Info can be found on their respective store pages
twisted metal said:Online features for Twisted Metal (PS3) will no longer be playable from October 25, 2018. Functionality will be affected in the following ways:
o You can play the campaign offline as well as local (couch) multiplayer in split screen mode.
o You will not be able to host or join an online game.
Warhawk said:Online servers for Warhawk (PS3) will be shut down on October 25, 2018 at 12:00 AM PT. As Warhawk was an online-only title, this shutdown means that the game will no longer be playable unless the PS3 system is set to LAN mode, as only local network play will function.
Playstation All Stars said:Online features for PlayStation All-Stars (PS3, PS Vita) will no longer be playable from October 25, 2018. Functionality will be affected in the following ways:
o You can play the campaign offline as well as local (couch) multiplayer in shared screen mode.
o You will not be able to host or join an online game.
Warhawk: 11 years, 1 month, 27 days. 4076 days
Twisted Metal: 6 years, 8 months, 11 days. 2445 days
Playstation All Stars: 5 years, 11 months, 5 days. 2165 days