Red Hood and the Outlaws (Red Hood and the Outlaws Vol. 2 #12)

Bizarro's final days are upon us! As Red Hood and the Outlaws rush home to Gotham City in an effort to save Bizarro's life, a new threat is unleashed in the form of Solomon Grundy! Can the Outlaws stop Grundy's rampage without their most powerful member? Who unleashed the monster in the first place? And can Grundy defeated in time to save Bizarro from certain death?