Lego Technic combinations: beast on the left side is 42072+42073 (BASH and WHACK) while beauty on the right side is 42058+42059 (STUNT TRUCK and STUNT BIKE). : r/lego
WHACK! 42072 | Technic™ | Buy online at the Official LEGO® Shop US
Retired Set 42072 Technic WHACK!
Review: 42072 WHACK! | Brickset: LEGO set guide and database
Best Buy: LEGO Technic WHACK! 42072 6210331
LEGO TECHNIC: WHACK! (42072) for sale online | eBay
LEGO Technic WHACK! Pull Back Car (135 Pcs) - Maya Toys
Review: 42072 WHACK! | Brickset: LEGO set guide and database
LEGO Technic WHACK! 42072 Building Kit with Pull Back Toy Stunt Car, Popular Girls and Boys Engineering Toy for Creative Play (135 Pieces)
Decool 3421 The Green Shadow Bash Technic Compatible LEGO 42072 | DECOOL
42072 WHACK - LEGO instructions and catalogs library
LEGO 42072 * WHACK! * TECHNIC * NEW IN DAMAGED BOX, SEALED | eBay