Lego Batman
Enter one of the following codes at the computer in the Batcave or in Arkham Asylum at the hacked computer to unlock the corresponding cheat option, vehicle, or character. Note: Unlocked characters are only available in Free Play mode.
| Result | Code |
| Extras | |
| Always Score Multiply | 9LRGNB |
| Area Effect (Sonic suit) | TL3EKT |
| Armor Plating (Demolition suit) | N8JZEK |
| Bats (Sonic suit) | XFP4E2 |
| Beep Beep | RAFTU8 |
| Character Studs | DY13BD |
| Decoy (Technology suit) | TQ09K3 |
| Disguise | GEC3MD |
| Extra Toggle (extra Free mode characters) | EWAW7W |
| Extra Hearts | ML3KHP |
| Fast Batarangs (all suits) | JRBDCB |
| Fast Build | GHJ2DY |
| Fast Grapple (all suits) | RM4PR8 |
| Fast Walk (Magnet suit) | ZOLM6N |
| Faster Pieces (Attract suit) | EVG26J |
| Flaming Batarangs (Heat protection suit) | D8NYWH |
| Freeze Batarang (Water suit) | XPN4NG |
| Ice Rink | KLKL4G |
| Immune to Freeze | JXUDY6 |
| Invincibility | WYD5CP |
| Minikit Detector | ZXGH9J |
| More Batarang Targets | XWP645 |
| More Detonators (Demolition suit) | TNTN6B |
| Piece Detector (Attract suit) | KHJ544 |
| Power Brick Detector | MMN786 |
| Regenerate Hearts | HJH7HJ |
| Score x2 Multiplier | N4NR3E |
| Score x4 Multiplier | CX9MAT |
| Score x6 Multiplier | MLVNF2 |
| Score x8 Multiplier | WCCDB9 |
| Score x10 Multiplier | 18HW07 |
| Silohuettes | YK4TPH |
| Slam (Glide suit) | BBD7BY |
| Sonic Pain | THTL4X |
| Stud Magnet | LK2DY4 |
| Vehicles | |
| Bat-Tank | KNTT4B |
| Bruce Wayne's private jet | LEA664 |
| Catwoman's motorcycle | HPL826 |
| Garbage truck | DUS483 |
| Goon helicopter | GCH328 |
| Harbor helicopter | CHP735 |
| Harley Quinn's Hammer Truck | RDT637 |
| The Joker's van | JUK657 |
| Mad Hatter's Glider | HS000W |
| Mad Hatter's Steamboat | M4DM4N |
| Mr. Freeze's Iceberg | ICYICE |
| Mr. Freeze's Kart | BCT229 |
| Penguin Goon Submarine | BTN248 |
| Police bike | LJP234 |
| Police boat | PLC999 |
| Police car | KJL832 |
| Police helicopter | CWR732 |
| Police van | MAC788 |
| Police watercraft | VJD328 |
| Riddler's jet | HAHAHA |
| Robin's submarine | TTF453 |
| Two-Face's armored truck | EFE933 |
| Characters | |
| Alfred Pennyworth | ZAQ637 |
| Batgirl | JKR331 |
| Bruce Wayne | BDJ327 |
| Catwoman (classic) | M1AAWW |
| Clown Goon | HJK327 |
| Commissioner Gordon | DDP967 |
| Fishmonger | HGY748 |
| Freeze Girl | XVK541 |
| Freeze Henchman | NJL412 |
| The Joker (tropical) | CCB199 |
| Joker Goon | UTF782 |
| Joker Henchman | YUN924 |
| Nightwing | MVY759 |
| Mad Hatter | JCA283 |
| Man-Bat | NYU942 |
| Military Policeman | MKL382 |
| Penguin Goon | NKA238 |
| Penguin Henchman | BJH782 |
| Penguin Minion | KJP748 |
| Poison Ivy Goon | GTB899 |
| Police marksman | HKG984 |
| Police officer | JRY983 |
| S.W.A.T. | HTF114 |
| Riddler Goon | CRY928 |
| Riddler Henchman | XEU824 |
| Sailor | NAV592 |
| Scientist | JFL786 |
| Security Guard | PLB946 |
| Yeti | NJL412 |
| Zoo Sweeper | DWR243 |
Collect coins in a level to completely fill the "True Hero" or "True Villain" bar to get the corresponding rank for that level.
Get a "True Villain" rank on all levels in the Villain storyline. To reach the mission, go to right of the Batcomputer. Go down the ramp, and pull the lever to get to the villains. Go through the door on the right, and look in the corner to reach the memorabilia room. Climb the ladder at the top to access the Arkham level.
Get a "True Hero" rank on all levels in the Hero storyline. To reach the mission, go to where the vehicles are in the Batcave. Go to the far right, then down to the bottom. Step on the elevator to go to the memorabilia room. The Wayne Manor mission is in upper left corner.
Rescue all 25 hostages to unlock Hush.
Get a 100% game completion by assembling all Minikits to unlock Ras Al Ghul. Note: You must first spend 4 billion Studs to unlock the last data item after buying all other data items.
Successfully complete a level with The Joker. You should then have him in the prison. Go to the experiment room at the prison. Start zapping the Joker Henchmen that keep walking into the room. Zap the villain that follows you every so often. Every time you zap the villain that follows you, the Henchmen will give an increasing number of Studs after they are zapped and killed.
Use the following customizations:
- Gloves: Caucasian
- Face: Normal Caucasian
- Belt: Black
- Pants: Black
- Arms: Black
- Torso: Alfred Pennyworth
- Hair: Short black
- Weapon: Pistol
- Face: Normal Caucasian
Use the following customizations:
- Gloves: Black
- Face: Nightwing
- Belt: Black
- Pants: Red
- Arms: Red
- Torso: Robin
- Hair: Short black
- Weapon: Batarang
- Face: Nightwing