The Urban Onslaught Add-on for Starship Troopers: Terran Command has 19 achievements.
Kill 2 Brood Nests with the Police Squad’s Bomber Drone in "Protect and Serve"
Deliver the finishing blow to 2 Tankers with the Riot Shield Squad in "Protect and Serve"
Construct 6 turrets on the railway platforms in "Railway Rendezvous"
Kill a Burster in one hit with the J.A.C. Trooper’s Parting Gift ability in "Railway Rendezvous"
Clear all hives and save all trapped civilians in "Traffic Stop"
Kill 20 Bugs with the Riot Shield Squad’s Sentry Turret in "Traffic Stop"
Kill 20 Bugs with M7 Cyclone’s Booster Bash ability in "Burning Bridges"
Construct 5 turrets on the final bridge in "Burning Bridges"
Kill 5 Hornets with the A-12 Pegasus’s Showstopper Bomb ability in "Death from Above"
Kill 15 Plasma Grenadiers with Ballistic Missile Turrets in "Death from Above"
Get through the Storage Room without taking any casualties in "Changing Tides"
Kill 10 Bugs with a single blast from the Police Squad’s Whackie-Talkie in "Changing Tides"
Kill 24 Bugs with M23 Rainmaker drones in "Flight Control"
Simultaneously deploy 9 Holographic Decoys (Riot Shield Squad elite ability) in "Flight Control"
Kill a Hornet Tanker with the A-12 Pegasus Gunship’s Executioner Missile in "Tightening the Noose"
Construct 3 Ballistic Missile Turrets within strike distance of the final Bug Hive in "Tightening the Noose"
Kill a Ravager with any type of poison gas in "Brain Drain"
Find and gather all Materiel Caches in "Brain Drain"
Complete the Urban Onslaught campaign