The Omega Dawn Pack Add-on for Warhawk has 4 trophies - 3 silver and 1 gold.
Shoot down an enemy Dropship while using a Warhawk.
Awarded to the driver and all six passengers of a fully-loaded Dropship.
Shoot down a Dropship with a Binoculars strike.
Retrieve the Proximity Mines from the top of the dome on the Omega Factory Rumble Dome layout.