Create a clan and get nine other members to join. (Awarded at ten members while you are the clan leader.)
Control all capturable bases in a Zones match, and reduce the enemy's home base to level 1.
Help a teammate capture the flag (in CTF) or cores (in Collection) by transporting him back to the base, using any vehicle.
Behind Enemy Lines
Drive an APC into the enemy's home base, then have at least one teammate spawn into that APC.
While flying a jetpack, kill an enemy (who is also flying a jetpack) with any weapon other than the Rocket Launcher.
That Was Some Bug
Kill an enemy who is flying a jetpack by hitting him with any vehicle or aircraft.