For the ultimate in high-performance sports action, it’s Nerf or Nothing. Blast big with Nerf N-Strike Mega blasters for super-sized action. Nerf Mega blasters are built for powerful battling action and fire Nerf Mega Whistler darts that scream through the air! Strike with powerful pump-action blasting to unleash 2 darts at once with the Nerf N-Strike Mega TwinShock blaster. Load it up with 10 Nerf Mega Whistler darts and start battling. The Nerf Mega TwinShock blaster features 3 ways to blast. Fire one dart at a time, double-blast opponents by firing 2 darts at once, or unleash all 10 darts rapidly with slam-fire action. This pump-action blaster comes with 10 Nerf Mega Whistler darts that scream through the air up to 22 meters. Load all 10 darts into the front of the blaster, pump the slide to prime the blaster, then get ready to shock the competition with the Nerf N-Strike Mega TwinShock blaster.