Killzone: Liberation achievements

Defeat 50 enemies while you are in a vehicle.

Defeat 10 enemies with Frag Grenades.

Revive an incapacitated Buddy.

Destroy an enemy tank on foot.

Defeat a Helghast soldier with a Spider Mine.

Defeat a Helghast soldier with a melee attack.

Defeat a Helghast soldier by running them over.

Defeat a Helghast soldier with an M3 Revolver.

Defeat a Helghast soldier with a Missile Launcher.

Collect $44000 Vektan in missions.

Collect $1000 Vektan in a mission.

Defeat 100 enemies on foot.