BlizzCon 2015 Cosplay Music Video By Killers And Company. This Years BilzzCon was so Epic Thank you to everyone that helped us make this video and see you all at Blizzcon 2016 Epic Blizzcon Cosplay By. Valeera by Feoranna Widowmaker by Stella Chuu Reaper by Henchmen Props Deathwing Based on work by Zach Fischer by Jessica Nigri