Collect 20 abilities
Destroy 10 Towers
Complete Single Player Campaign
Destroy 5000 towers
Complete Baghdad Mayhem
Complete Tokyo Raid
Complete Baghdad Mayhem Rearmed
Use 4 different abilities simultaneously
Collect 15 Carusaurum Caches
Use one Smoke Screen ability to protect 6 units
Fully upgrade a unit (3 stars)
Complete both co-op modes
Boost 20 abilities while playing co-op mode
Earn 10 gold medals within the campaign