Here is the full list of all 96 Chester One achievements.
You have taken 750 points of damage!
Unlocked Sketchster! Use his bouncing directional attack to take care of hard to hit enemies.
Unlocked Chesty the Electrician! Use his bouncing fireballs to do nothing with electricity!
Unlocked Bit Chester! He comes with a charge up shot, Robit buddy, and a very important space!
You Died.
You made it off of World 0 and into the wide not-world of Space!
Unlocked all known Chesters!
Unlocked all Styles!
Wait, so not the END end? This place is just called The End? What a stupid name; who names these things?
TTYL
Beat every main level on Easy difficulty!
Beat every main level on Normal difficulty!
Beat every main level on Hard difficulty!
Beat every main level on D: difficulty! Well done.
Unlocked the Sketch Style for use on every world!
Unlocked the LCD Style for use on every world!
Unlocked the BLOCK Style for use on every world!
Unlocked the Bit Style for use on every world!
Unlocked the Blueprint Style for use on every world!
Unlocked the End Style for use on every world!
Unlocked the Spork Style for use on every world!
Chester reached level 5! His new watch is pretty amazing and a little game breaking.
Sketchster reached level 5! BULLET POWER++
Bit Chester LVMAX! Fastest Charge and MAXIMUM Robit Buddy!
Unlocked Mr. Chester! Use his Gear Shield and devastatingly slow bullets to battle on!
Mr. Chester LVMAX! ULTIMATE GEARS.
BLOCKSTER UNLOCKSTER! DESTROY WITH BLOCK MINES. BAD AT JUMPING, FOR NOW.
BLOCK LMAX: QUAD JUMP!
Unlocked Chegami! His hobbies include expelling Japanese food and being kinda weird.
Chegami LV MAX! New Meal: Cheapo Ramen!
Chesty lvMAX! Bullet Power++!
Unlocked The Artist Formerly Known As Chester! Cruise around on his mimecycle tossing moons at your foes. Ignores the elemental system, the rascal.
Mime LV MAX! Super Speed++!
Unlocked Sir Chesterworth III! Use his umbrella to float to safety while you rain homing monocles on your foes!
Sir ChesterworthII LV MAX! Techy Monocle that Deals More Damage!
Unlocked CHST-R6! This doesn't seem very fair.
CHHST-R6 LV MAC! Hover++
Unlocked Chestius! Totally not a game breaker.
Chestius LV MAX! Gamebreaking++
Unlocked Chogata! Freaky slug Chester that can stop in midair using JUMP and relaunch himself!
Chogata LV MAX! Faster jump charging!
Kill 50 enemies while time is slowed by Chester's Watch!
Kill 50 enemies with your Sketch Explosion!
Robit Buddy killed 50 enemies!
Killed 50 enemies with your Gear Shield!
Your Gear Shield stopped 50 enemy bullets!
Killed 50 enemies while in Super Saturation mode!
Killed 50 enemies with your Sushi Bombs! Maybe stop eating sushi.
Killed 50 enemies with your BLOCK MINES!
Killed 50 enemies with your Tank Cannon!
Hover for quite a while in the CHST-R6!
Killed 50 enemies with the Ship Special!
Killed 50 enemies with the Chesty Special!
Killed 50 enemies with your Homing Monocle Explosion!
Killed 50 enemies with Chogata's head!
You Died 15 times!
You Died 50 times!
You killed 1,000 enemies! For sure calm down.
You've attacked 2,500 times!
You have launched 250 Special Attacks!
You've dealt 1,500 points of damage!
Switched your active Chester 250 times!
You switched the active Style 250 times!
You've collected 20,000 stamps! Think you got them all?
You collected all of the Golden Sporks!
Collected all the pieces of a mysterious ship!
Collected all Frosting Cups! Better get the glowsticks ready.
Ate 100 Cookies to refill your special attack ammo!
Heal yourself with Bandages 100 times!
Found 30 enemy Brains to unlock their Bestiary pages!
Filled up
Filled in 20 pages of the Other Bestiary!
Unlocked RAVE MODE!
Unlocked COLLISION DETECTION MODE!
I was worried sick. Gone for 15 whole minutes, the nerve.
Beat all World 0 levels without damaging any enemies. Normal or harder.
Beat all Sketchtopia levels without damaging any enemies. Normal or harder.
Beat all L.C.Dystopia levels without damaging any enemies! Normal or harder.
Beat all BLOCKTOPIA LEVELS without damaging any enemies! Normal or harder.
Beat all Bit Bay levels without damaging any enemies! Normal or harder.
Beat all Blueprintvania levels without damaging any enemies! Normal or harder difficulty.
Beat all The End levels without damaging any enemies! Normal or harder difficulty.
Beat all main levels without damaging any enemies. Normal or harder difficulty.
Beat all World 0 levels without taking any damage! Normal or harder difficulty.
Beat all Sketchtopia levels without taking any damage! Normal or harder difficulty.
Beat all L.C.Dystopia levels without taking any damage! Normal or harder difficulty.
Beat all BLOCKTOPIA LEVELS without taking any damage! Normal or harder difficulty.
Beat all Bit Bay levels without taking any damage! Normal or harder difficulty.
Beat all Blueprintvania levels without taking any damage! Normal or harder difficulty.
Beat all The End levels without taking any damage! Normal or harder difficulty.
Beat all main levels without taking any damage! Normal or harder difficulty.
Beat TBG without using any Special Attacks on Hard or D:
Beat TBG with The End style active the entire time on D: difficulty.
You've jumped 2,500 times!
You caught 750 stamps before they hit the ground, doubling their value!
Wasted a guaranteed brain drop on an enemy you had already collected a brain from. Oopsies.