Beneath
Not unlocked yetBeat the first stage of the game.
Seeker
Not unlocked yetFind 10 Secret Areas.
Explorer
Not unlocked yetFind ALL Secret Areas.
Extra Health
Not unlocked yetPickup 3 Permanent Health Upgrades.
Extra Armor
Not unlocked yetPickup 3 Permanent Armor Upgrades.
Extra Ammo
Not unlocked yetPickup 3 Permanent Ammo Upgrades.
Full Health
Not unlocked yetPickup ALL Permanent Health Upgrades.
Full Armor
Not unlocked yetPickup ALL Permanent Armor Upgrades.
Full Ammo
Not unlocked yetPickup ALL Permanent Ammo Upgrades.
Arsenal
Not unlocked yetObtain the First 3 Weapons and their Alt-Fire Upgrades.
Weapon Master
Not unlocked yetObtain ALL the Weapons and their Alt-Fire Upgrades.
Slayer
Not unlocked yetVanquish 25 Enemies.
The End!
Not unlocked yetBeat the Final Stage.
Heroic Beginning!
Not unlocked yetBeat the third stage in Heroic Mode.
Full Story
Not unlocked yetFind and read ALL the Log Files.
Exterminator
Not unlocked yetDestroy 500 enemies in Heroic Mode.
Heroic Ending!
Not unlocked yetBeat the final stage in Heroic Mode.
Completionist!
Not unlocked yetGet all the other achievements.
Destroyer
Not unlocked yetVanquish 100 Enemies.
Annihilator
Not unlocked yetVanquish 300 Enemies.
I Need Healing!
Not unlocked yetPickup 100 Health.
I Need Armor!
Not unlocked yetPickup 100 Armor.
I Need MORE Healing!
Not unlocked yetPickup 300 Health.
I Need MORE Armor!
Not unlocked yetPickup 300 Armor.