The Batcave: The Penguin and Mr. Freeze's Invasion

3 parts come in a colour no other set has for that mould

• Animal Body Part, Dinosaur / Whale Flipper with PinBlack · ×2
• Windscreen 9 x 3 x 1 2/3 Bubble CanopyTrans-Clear · ×2
• Wedge Plate 4 x 4 with 2 x 2 CutoutGreen

12 parts appear in only a few other sets

• Stairs Spiral StepLight Bluish Gray · ×16also in 21348 Dungeons & Dragons: Red Dragon's Tale
• Brick Special 12 x 12 with 3 Pin Holes on Each Side and Axle Holes in CornersLight Bluish Gray · ×4also in 7782 The Batwing: The Joker's Aerial Assault (all Super Heroes DC)
• Large Figure Weapon Blade, Ice Skate / Ice Blade HalfLight Bluish Gray · ×4also in 4743 Ice Blade
• Hinge Panel 2 x 4 x 3 1/3 Locking Dual 2 FingersBlack · ×2also in 7721 Combat Crawler X2
• Windscreen 10 x 4 x 2 Curved with Bubble Cutout and Single Hinge FingerBlack · ×2also in 4744 Tundra Tracker
• Dish 4 x 4 Inverted [Radar] with Gold Inverse Batman Logo PrintBlackalso in 7784 The Batmobile: Ultimate Collectors' Edition (all Super Heroes DC)
• Weapon Sword / Katana [Octagonal Guard]Light Bluish Grayalso in 20017 Dagger Trap
• Hair WavyBlackalso in 4548431, 851689 Catwoman Minifigure Magnet Set, 6167 LEGO Deluxe Brick Box
• Helmet Round BubbleTrans-Clearalso in 8636 Deep Sea Quest, 7884 Batman's Buggy: The Escape of Mr. Freeze, 852089 Mr Freeze Minifigure Magnet Set
• Rock Panel 2 x 4 x 6 with Marbled White StreakTrans-Medium Blue · ×2also in 4744 Tundra Tracker, 4746 Mobile Command Centre, 7577 Winter Wonder Palace, 4748 Ogel's Mountain Fortress
• Torso, Blue Arms, Black Hands [Plain]Blue · ×2also in 7884 Batman's Buggy: The Escape of Mr. Freeze, 852089 Mr Freeze Minifigure Magnet Set, 3416 Women's Team, 10199 Winter Village Toy Shop
• Animal, Rodent, Rat / Mouse [Plain]Reddish Brownalso in 4754 Hagrid's Hut, 4753 Sirius Black's Escape, 4853 Spider-Man's Street Chase, 7785 Arkham Asylum

2 parts are otherwise only found in Super Heroes DC sets

• Equipment Batman Accessory - BatwingBlack · ×2
• Equipment Handcuffs Long [Batman]Black

7 moulds first came out in 2006, including in this set

• Weapon Batarang×3
• Weapon Gun Semiautomatic Pistol×3
• Creature Body Part, Dragon Wing 8 x 10 [Plain]×2
• Equipment Handcuffs Long [Batman]
• Mask, Batman Cowl [Plain]
• and 2 more

16 existing moulds first came out in their colour in 2006, including in this set

• Stairs Spiral StepLight Bluish Gray · ×16
• Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope)Black · ×9
• Wedge Plate 8 x 8 Cut CornerDark Bluish Gray · ×8
• Brick Special 12 x 12 with 3 Pin Holes on Each Side and Axle Holes in CornersLight Bluish Gray · ×4
• Tile 8 x 16 with Bottom Tubes on EdgesDark Bluish Gray · ×3
• and 11 more

2 minifigure parts with their print are only in this set

• Minifig Head Alfred Pennyworth, Thin Moustache, Black Sideburns, White Pupils…Light Nougat
• Torso, Suit Jacket with Gray Vest, Dark Blue Bow Tie Print, Black Arms, Light…Black