Complete the indicated task to unlock the corresponding call sign.

Sign	Task
Aquila	Obtain one survivor reward.
Burner	Win twenty Capital Conquest matches.
Cougar	Shoot down more than one hundred enemy players.
Dragon	Win ten Capital Conquest matches.
Falco	Obtain one Ace Striker reward.
Galm	Obtain five Ace Pilot rewards.
Garuda	Complete the campaign.
Ghost	Shoot down more than one hundred enemy players online while using an attack helicopter.
Gryphus	Obtain five Hero rewards.
Mobius	Obtain one Hero reward.
Mohawk	Obtain a total of one hundred-thousand points.
Phoenix	Place first in a Deathmatch.
Racer	Use DFM Supper more than fifty times.
Scarface	Obtain one Ace Pilot reward.
Stingray	Win ten Domination matches.
Strigon	Obtain five Survivor rewards.
Sweeper	Shoot down more than fifty enemy players online while using an attack helicopter.
Viking	Obtain a total of twenty-thousand points.
Wardog	Obtain five Ace Striker rewards.
Wildcat	Shoot down more than fifty enemy players online.