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Coded Arms

Unlockable: Bonus Level
Beat the game once
Unlockable: Neutron Gun
Defeat the boss on Infinity mode level 30
Unlockable: Inferno
Defeat Sector 2 Base boss - Colossus
Unlockable: Judgement
Defeat Sector 2 City boss - Enforcer
Unlockable: Blast Helm
Defeat Enforcer, the lvl 50 boss
Unlockable: Surge Helm
Defeat Mantis, the level 40 boss
Unlockable: Onslaught
Defeat the boss on Infinity mode level 10
Unlockable: Trident
Defeat the boss on Infinity mode level 60
Unlockable: Vulcan
Defeat the boss on Infinity mode level 20