Full Gameplay Walkthrough...

Complete the indicated task to unlock the achievement.

Achievement	How to unlock
"Big Door"	Start The Breach Chapter.
"Top Notch"	Defeat FST Mech.
Astral Starbreaker	Defeat Astraea.
Axe Master	Recruit Dylan.
Bodyguard	Defeat Detonator.
Boss No More	Defeat The Commander.
Bounty Hunters	Start Noliva Chapter.
Breakout	Start Sister M Chapter.
Cabin Fever	Defeat Zombies in the Lodge.
Crown of Ashes	Defeat Molthrex.
Crushed No More	Shut Down the Compactor.
Destiny is Waiting	Fly to Squid Planet.
Disc of Doom	Defeat Syntherion.
Elmerlake Massacre	Win game in the Zombie arcade machine.
Film Noir	Start Annata Z Chapter.
Freedom	Release Creature in Parking Lot.
Galactile Fighters	Win game in The Fly arcade machine.
Graveyard Groove	Defeat Skeleton Cats.
Happy Happ!	Collect Happ.
Happy Mayhem	Win game in the Bullet Hell arcade machine.
He's Back	Start Jack Chapter.
Home Turf	Defeat Home Invaders.
Inevitable	Meet the Cosmic Demons.
It Got Worse	Defeat Biomass Evolved.
It's a Wrap!	Complete the Story.
Jet Lagged	Defeat Jaggy Jet.
Just a Taste	Defeat Molthar.
Lake Monsters	Defeat Clawkers.
Last Stop	Start Bus Stop Chapter.
Little Guy	Recruit Bulder.
Mutation Denied	Defeat Plinter.
Neon Night-Night	Defeat the Neon Wraiths.
One Last Dance	Dance Off with Kelvin.
Prison No More	Enter Dormitory.
Push It Back	Defeat The Portal.
Rest a While...	Sit on Bench near Waterfall.
Rite of Passage	Defeat Tier 2 Championship Bosses.
Say Cheese	Take a Family Photo.
Security Down	Defeat Cyber Hydra.
Sewer Surprise	Defeat Sewer Bloater.
Staring at the Sun	Scan The Entity.
Sunglasses at Night	Night Drive to FST.
System Override	Defeat FST Jumper.
Tiny but Tough	Recruit Lily.
Too Much Juice	Defeat Detonator Electrified.
Toxic Trouble	Defeat Bloater in Toxic Lake.
Trial by Fire	Defeat Tier 1 Championship Bosses.
Trial of Heroes	Start Championship Chapter.
Trickster	Defeat Squid.
Vengeance	Forge a Great Sword.