Killzone: Mercenary is a new game for the PlayStation Vita and is also the first Killzone game to be made for the Vita. Killzone: Mercenary puts players' in the shoes of Arran Danner, who is a mercenary for hire in the game. Arran will serve both of the two factions that are at war with each other and those two factions are the ISA and the Helghast. Arran will take jobs from either of them and when he completes them he will get money in exchange of his services. Killzone: Mercenary is developed by Guerrilla Cambridge.
Today Guerrilla Cambridge has announced that sign-ups for the Killzone: Mercenary multiplayer beta are now live! Gamer's have until 2:00 pm PDT on July 17, 2013 to sign-up for the beta. If you are chosen make sure to check your email for the details on how to get started on the beta. Player's can sign-up for the beta right here: Killzone: Mercenary MP Beta Sign-up. Killzone: Mercenary will be releasing for the PS Vita on September 4, 2013 in Europe and September 10, 2013 in North America.
Source: PS Blog.