For the ultimate in high-performance sports action, it?s Nerf or Nothin?! 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! With 3 ways to blast, battlers can optimize their strategy for each battle. Load it up with 10 Nerf Mega Whistler darts and start battling. Please Note: Large/Heavy item- extra charges may be applicable for international delivery.