When: Show floor opens at 10 am. The second BlizzCon we saw much less of this creativity on the show floor, green arrow costumes and it was during the costume contest that the tailoring skills of the Blizzard fan base really shone through. 24.74 SHOP NOW Simon Bassett Costume. 1. Donate to an black widow costume Abortion Fund Now. The beach uniform was inspired by her outfit in the Injustice 2 video game. 3. An Exclusive Nordstrom Anniversary Sale Preview.