Sign-ups for the Killzone: Mercenary for PS Vita closed beta is now open:

“Mercenary’s multiplayer suite will provide players with a diverse range of weapons, grenades, armor, and special VAN-Guard devices enabling the player to customize their multiplayer load-out slots. This customisation supports the tactical element of the game – will you armor yourself up and go in like a tank, or take a more precise approach and assassinate enemies stealthily?”

North America beta

Europe beta