Lego Ninjago Set 9444 Coles Tread Assault Review. - YouTube
LEGO Ninjago Cole's Tread Assault (9444) for sale online | eBay
BrickLink - Original Box 66410-1 : LEGO Ninjago Bundle Pack, Super Pack 3 in 1 (Sets 9440, 9441, and 9444) [Ninjago:Rise of the Snakes] - BrickLink Reference Catalog
BrickLink - Set 9444-1 : LEGO Cole's Tread Assault [Ninjago:Rise of the Snakes] - BrickLink Reference Catalog