Personally, I really didn't like Ben Nye, as I couldn't get it to not be shiny and wet looking(probably my fault, but whatever), and I know a lot of people who do use Snazaroo that love it and you don't have to mix anything, it's also cheaper.
Next Convention: Anime Detour
Daenerys Targaryen- Game of Thrones
Blackfire- Teen Titans
Tharja- Fire Emblem: Awakening
Opal Beifong- Legend of Korra