Here is the full list of all 46 Sackboy: A Big Adventure achievements.
Defeated Vex, destroyed the Topsy Turver and saved Craftworld!
Team up to take down the Topsy Turver.
Triumphed over the vile Vex at the very centre of Craftworld.
Earn Gold on the scoreboard in 50 different levels!
Defeat multiple minions simultaneously 10 times.
Cleaned up N.A.O.M.I's code.
In multiplayer, snag the most Collectabells in a level 20 times.
Defeated the Bringer of Nightmares at the bottom of the ocean.
Achieve all the level goals for 10 different levels.
While in the air, perform four actions before touching the ground.
Defeat 30 of Vex's minions from a distance.
Cleared the Colossal Canopy of its pest problem.
In multiplayer, get the top score on the scoreboard 20 times.
In multiplayer, save your fallen friends from certain doom!
Over the course of your adventure, collect 3000 points while sliding.
Simultaneously slap each other.
Defeat 30 of Vex's minions by bouncing on them.
Fill your wardrobe with 300 costume pieces.
Faced off against the Master of the Uproar on the Soaring Summit.
Collect a full chain of Timed Score Bubbles 30 times.
Earn a Gold rank in any Remix level.
Complete your first Costume.
Earn a Gold rank in any Knitted Knight Trial.
Discover the Trials of the Knitted Knights.
In multiplayer, clobber one of your chums as the champ.
In multiplayer, complete a Teamwork Level.
Get a golden level badge by completing all the Level Goals for a single level.
In multiplayer, snatch an item from the clutches of another player.
Pushed back the Uproar for the first time.
In multiplayer, start a dance party with your friends.
Even Scarlet didn't get all the achievements, you're truly a Knitted Knight of legend.
Collect all the stickers in a single World.
Pick up and throw 30 of Vex's minions to their doom.
Stun 30 of Vex's minions.
Complete Highs and Glows... without throwing the Whirltool.
Pick up, and hold on to, a Boomblebee Hive for 60 seconds.
Create your own custom Emote in Zom Zom's shop then show the world.
Save a custom-made costume to your Wardrobe.
In multiplayer, high five with a friend.
In multiplayer, get gold in any Knitted Knight Trial while carrying another Sackperson.
Find all of Gerald's secret spots.
Find and pick up every fish, paintbrush and cocktail umbrella on your journey.
Ace 30 levels by completing them without dying.
In multiplayer mode, earn 10 Ace level goals.
Show off what you've learned and finish the Wonderplane's final challenge!
Get a Gold on the Knitted Knight’s ultimate trial.