Titans (Titans Vol. 4 #27)

GUEST-STARRING THE UNSTOPPABLE DOOM PATROL! Beast Boy, Cyborg, and the Doom Patrol have been caught in a trap set by Gar's old nemesis! Seeking to reclaim the powers he lost during Absolute Power, the Zookeeper sends all manner of misfit mutant monsters to take down the heroes. When the dust settles after this rumble in the jungle, see who emerges victorious at the top of the food chain!