Here is some epic cosplay from BLIZZCON 2015 – Diablo, Warcraft, WoW, Starcraft, Overwatch, Heroes of the Storm!December 6, 2015 in Blizzcon / Conventions / Cosplay / Videos tagged blizzcon / Cosplay by Orlando Cosplay Admin Blizzcon is a very unique convention. The stagecraft, lighting, and decor inside the convention was amazing. The staff was very friendly. And the costumes were incredibly detailed.