No Game of Thrones Cosplayer can pass this costume up. Kay gives her tips on throwing a Game of Thrones party with food, decorations and costume ideas on the cheap. As someone who was born remarkably close to Halloween, I’ve had my fair share of Halloween birthday parties. The con has grown in popularity since its inaugural launch in 2006 and oh boy do its cosplayers commit. Where some series focus on interpersonal drama, Melee makes the choice not to go there and to not try to stir up any artificially.