Complete a mission without taking damage
Clear the temperate islands
Die from a crash
Complete mission 0
Complete a co-op mission without either player taking damage
Unlock all fighters
Unlock all interceptors
Unlock all bombers
Kill an enemy aero at range 50 or less
Complete the game
Complete the game in co-op mode
Clear the arid islands
Clear the snowy islands
Earn an air kill while stalling
Unlock all technologies
Complete the game without upgrades
Complete the game using only the Rogue with its default loadout
Die 50 times
Kill an enemy aero with a bomb
Unlock all experimental technologies
Complete the game in under 40 minutes
Earn 5 air kills in one mission
Score a critical hit
Complete a mission in co-op mode
Kill an enemy ace
Kill an enemy veteran
