The worlds of G.I. JOE and TRANSFORMERS collide with the red hot VOID RIVALS in this new volume from Robert Kirkman (Invincible, The Walking Dead) and Lorenzo De Felici (Kroma, Oblivion Song). THE ENERGON UNIVERSE IS HOTTER THAN EVER!Hot Rod and Pythona make their way to the Sacred Ring!Will their arrival bring hope or spell certain doom for the Void Rivals?Meanwhile, Darak’s loyalty is put to the test on Agorria.Will he be able to prove his worth to his father -- or will another unexpected arrival incite war on his homeworld?Collects issues #13-18. The game-changing team of Robert Kirkman and Lorenzo De Felici continue their critically acclaimed series exploring the most unexpected corners of the Energon Universe.