IceFrog is a game designer, known for being the longest-serving and current developer of the Warcraft III mod Defense of the Ancients. He is currently employed by Valve Corporation as the lead designer for Dota 2, the stand-alone sequel to the original scenario.[1] IceFrog's involvement with DotA began in 2005, when he inherited the reins of the dominant variant entitled DotA Allstars from Steve "Guinsoo" Feak.[2] Since the beginning of his involvement, IceFrog has added myriad features, including heroes and gameplay fixes. Every release is accompanied by a change log released on the official website.[3] IceFrog is noted for his continued anonymity, having never publicly disclosed his actual name.