YouTuber ferlessleedr is a LEGO store employee and a Portal fan, so he decided to merge his passions to create this incredible 2000-piece replica Portal gun, which he's brought to this week's CONvergence in Minneapolis. With changing orange and blue lights and LEGO Mindstorm-powered prongs, this may be the coolest Portal gun short of one that shoots actual portals.

[via GeekTyrant]