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.
Smash all street lights in Episode 1 Chapter 1.
100% game completion.
Complete Wayne Manor bonus level.
Complete a level in co-op.
Finish a level without dying (Character) with no extras.
Collect all Memorabilia.
Unlock all the Villain characters.
Defeat Commissioner Gordon with Harley Quinn's Hammer.
Rescue 25 civilians.
Defeat 10 goons and 10 police officers with Two-Face in a level.
Destroy 20 policemen with penguin bombers.
Use Mad Hatter's mind control to walk 5 enemies to their deaths.
Throw 50 policemen with superstrength.
Get all suit upgrades.
Scare 5 enemies with Scarecrow.
Complete Arkham Bonus level.
Eat 15 enemies with the Venus ride on .
Destroy 12 objects at once with Bat Bombs.
As Bane do the Backbreaker on Batman.
Freeze 50 enemies as Mr. Freeze.
Glide for 9 seconds.
Defeat Catwoman 9 times.
Shock the Joker with the Joker.
Unlock all Vehicles (Hero/Villain).
Complete the third episode - Villain.
Super Hero on every level.
Smash all the cars in the robot level.
Shock 30 people with Joker's hand buzzer.
Complete the second episode - Villain.
Build the Croc ride on.
Complete the first episode - Villain.
Build the giant LEGO Robot.
Max out the stud counter.
Complete the third episode - Hero.
Defeat Joker, Two-Face, Riddler and Catwoman as Batman.
Defeat Killer Moth.
Perform 20 backflips in a row with Robin.
Complete the second episode - Hero.
Collect all suits.
Unlock all the Hero characters.
Complete the first episode - Hero.
Defeat 8 goons in 8 seconds.
Build 50 LEGO build-its.
Knock 5 people into the ground with a vehicle at once.
Destroy 10 objects in one Batarang throw.
Slam 20 goons into the floor with Batman.