N-Force is a series of Nerf foam weapons that was released in 2009 to 2011. Until now, I still think that no any NERF foam weapons can surpass the N- Force series! :
3 - NERF N-Force 40" Red Black & Gray Marauder Foam Sword Cosplay 2008 - USED | eBay
3 - NERF N-Force 40" Red Black & Gray Marauder Foam Sword Cosplay 2008 - USED | eBay