Arena is issue 32 of Teen Titans Go.
Writer: J. Torres
Interior Artwork: Todd Nauck and Lary Stucker
Cover by: Sean Galloway
Release date: August 1, 2006
Plot
Somebody has kidnapped Beast Boy, Pantha and Gnarrk! They have all been taken to The Arena to fight its champion gladiator - Private Hive! Will Kole and the other Titans find their teammates before someone gets hurt?