Full list of all 46 LEGO Batman achievements worth 1,000 gamerscore. It takes around 20-25 hours to unlock all of the achievements on Xbox 360.
Achievements they've won
Achievements they've not won
100% game completion.
Complete Wayne Manor bonus level.
Complete Arkham Bonus level.
Collect all Memorabilia.
Defeat 10 goons and 10 police officers with Two-Face in a level.
Unlock all the Villain characters.
Rescue 25 civilians.
Eat 15 enemies with the Venus ride on .
Shock the Joker with the Joker.
Use Mad Hatter's mind control to walk 5 enemies to their deaths.
As Bane do the Backbreaker on Batman.
Super Hero on every level.
Unlock all Vehicles (Hero/Villain).
Complete the third episode - Villain.
Smash all the cars in the robot level.
Scare 5 enemies with Scarecrow.
Defeat Commissioner Gordon with Harley Quinn's Hammer.
Shock 30 people with Joker's hand buzzer.
Complete the second episode - Villain.
Build the Croc ride on.
Destroy 20 policemen with penguin bombers.
Complete the first episode - Villain.
Build the giant LEGO Robot.
Throw 50 policemen with superstrength.
Freeze 50 enemies as Mr. Freeze.
Defeat Joker, Two-Face, Riddler and Catwoman as Batman.
Knock 5 people into the ground with a vehicle at once.
Finish a level without dying (Character) with no extras.
Complete a level in co-op.
Defeat Catwoman 9 times.
Glide for 9 seconds.
Max out the stud counter.
Complete the third episode - Hero.
Defeat Killer Moth.
Destroy 10 objects in one Batarang throw.
Unlock all the Hero characters.
Complete the second episode - Hero.
Collect all suits.
Destroy 12 objects at once with Bat Bombs.
Slam 20 goons into the floor with Batman.
Complete the first episode - Hero.
Defeat 8 goons in 8 seconds.
Build 50 LEGO build-its.
Smash all street lights in Episode 1 Chapter 1.
Perform 20 backflips in a row with Robin.
Get all suit upgrades.