When you're ready to make your Nerf battles bigger than ever, gear up with Nerf Mega XL blasters, featuring the largest Nerf Mega darts ever! And when these monster-sized Nerf Mega XL darts fly through the air, they make a whistling sound. The competition will see and hear them coming -- and will know that you're in this battle to win big. The Nerf Mega XL Boom Dozer blaster has a 6-dart rotating drum to bombard targets with 6 darts in a row. Load the drum, pump the priming handle, and press the trigger to fire 1 dart. The blaster is designed with smash-into-action details which let everyone know that you’re changing the size of the battle! Includes 6 Official Nerf Mega XL whistler darts. Eyewear recommended (not included). Nerf and all related propertie sare trademarks of Hasbro.