Icefrog

IceFrog adalah kodok es misterius yang pertama kali membekukan dirinya di kolam renang

Referensi

• Biessener, Adam, "Valve's New Game Announced, Detailed: Dota 2" 

• Dean, Paul, "The Story of DOTA" 

• Waldbridge, Michael, "The Game Anthropologist: Defense of the Ancients: An Underground Revolution"