Here is the full list of all 54 New Super Lucky's Tale achievements. It takes around 10-12 hours to unlock all of the achievements on Windows.
Defeat Tess.
Collect all Pages in Veggie Village.
Collect 5,000 Coins.
Equip your first costume.
Equip a mismatched costume.
Have a Buzzkill kill a fellow Buzzkill.
Help the Wormal farmer gather his chickens.
Complete a Tess Marble Minigame.
Defeat Master Mittens.
Collect all Pages in Sky Castle.
Finish a Burrow Run level.
Complete a Sliding Block Puzzle.
Collect 1,500 Coins.
Finish a 2D level.
Collect all the LUCKY letters in a single level.
Use a foxhole.
Complete the Prologue.
Fall into a tar pit.
Get crushed.
Burrow 10,000 meters.
Defeat General Buttons and Lt. Fluffinstuff.
Defeat Jinx once and for all!
Solve the mushroom puzzle in Grave Awakening.
Collect all Pages in Wrestful Retreat.
Collect all Pages in Hauntingham.
Must... destroy... sandcastles!
Defeat General Buttons and Lt. Fluffinstuff in Three Cannon Salute.
Complete Trapped in Paradise.
Rescue the Soggy Boggy Boys' audience.
Defeat Lady Meowmalade in her dance club.
Collect all Diamonds in Securing the Talent.
Look at every map in Trapped in Paradise.
Beat Trapped in Paradise without flipping a switch.
Defeat Lady Meowmalade without getting hit.
Collect all Pages in Gilly Island.
Defeat the Yeti in Securing the Talent.
Take no damage at the end of Three Cannon Salute.
Activate all the Cash Registers.
Collect 12,000 Coins.
Watch the Credits.
Complete all Ch1p levels.
Complete all PW levels.
Complete all Anna Lyd levels.
Complete all of the levels in Foxington.
Interact with all 5 radios in Foxington.
Never get caught in a single run through of Under Pressure.
Defeat all of the enemies in Top That!
Take a shower in Foxington.
Take no damage in WriggleMania.
Purchase all of the costumes from Sky Castle, Veggie Village, Wrestful Retreat, and Hauntingham.
Find all 4 diamonds in A Road to Nowhere.
Take a dip in Foxington.
Collect all of the collectibles during the cross ladder section of Step by Step.
Defeat WriggleMania while wearing the Maxi-Mullet.