Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Architect of destruction	Build and publish ten bosses.
BFG	Destroy four boss parts with one volley from the Annihilation Ray.
Boss Connoisseur	Defeat fifteen bosses created by other players.
Boss Destructor	Defeat ten bosses in Infinity mode without dying.
Boss Devourer	Defeat thirty bosses in Infinity mode without dying.
Boss Slayer	Defeat twenty bosses in Infinity mode without dying.
Bullethell artisan	Build and publish twenty bosses.
Cold Space	Reveal the secret base.
Electroshock	Destroy fifty boss parts with Ball Lighting.
Engineer	Let your drone do the job.
Fate of the galaxy	Complete Startide.
Galaxy Explorer	Travel to the next system.
Hackerman	Destroy boss core when it's shut down.
Hellrain	Desroy the enemy with rain of meteors.
Mecha collector	Unlock all robots in the game.
Mise en place	Unlock all boss parts in Constructor.
My Little Boss	Build and defeat your first boss in Constructor mode.
Reversal	Destroy enemy part using his own bullets.
System upgrade complete	Get all skill upgrades.
The bigger threat	Encounter Biotitan invaders and live to tell about it.
Time Paradox	Escape your fate with Time Warp.
To hell and back	Win a fight after first death as Hellberd.
Trigger Happy	Use Turbofire five times in one battle.
True face of the Xar	Unmask true nature of Xar Conglomerate.
Way of the warrior	Slash through fifteen boss segments with Sasori-Bushi blades.