Green Arrow / Black Canary #27
an issue of Green Arrow / Black Canary by DC Comics
Issue description
First up: 'Five Stages' part 3! Cupid and Green Arrow team up against Black Canary and Green Arrow (?!) just as the mysterious soldiers of Cobalt make Star City their own battlefield!
And then in the co-feature: Just where did this mysterious second Green Arrow come from? And how is Cobalt connected to his recent past?