This years guests include Chris Rankin; who played Percy Weasley in Harry Potter, superman costume for adults Ross O’Hennessy; who played The Lord of Bones in Game of Thrones and Jeff Cummins; illustrator of Doctor Who target books. Everyone who works there so it can keep growing. How can I get free cosplays? As any mech anime fan will tell you, guardians of the galaxy game costumes there are some huge costumes out there. Conventions are pedestrian events that everyone has to buy tickets for.