Killzone: Shadow Fall and its multiplayer at GamesCom 2013.
The game will allow players to customize multiplayer, which will include settings for player number (up to 24), game rules, mission modes, classes, abilities and weapons. Custom games can be uploaded to be shared with the rest of the community. Post-launch, the developer will add more customization options via DLC.
Killzone: Shadow Fall will replace XP with challenges - up to 1500, according to Guerrilla, and the developer will also be releasing free multiplayer maps as well.
The game will be released at the PlayStation 4 launch, the 15th November 2013.