Clawing its way out of the pages of Titans comes an unprecedented threat to the DC Universe. Superman, Wonder Woman, Starfire--all are powerless to stop the Necrostar from ending all life on Earth. The only hero who can save the world is...Beast Boy?! With Nightwing, Raven, Cyborg, and the Titans beside him, can Garfield Logan rise to battle an ancient evil? What will Amanda Waller do to take advantage of the situation as millions of people are changed into rampaging creatures? Can humanity survive all-powerful heroes and villains transformed into ferocious beasts? Friends will fall. Heroes will rise. And nothing will ever be the same again. Earth is about to become...Beast World. DC proudly presents the Titans' first crossover as the world's premier superhero team, with universe-shattering repercussions. Brought to you by the all-star creative team of writer Tom Taylor and artist Ivan Reis, this story promises to be an epic one that sets the stage for what's to come for the DCU!