Groo Friends and Foes (2014) #3
Written by Mark Evanier. Art and Cover by Sergio Aragones.
As the Year of Groo bumbles on, the world's stupidest barbarian and his dog wander into those two sinister witches, Arba and Dakarba . . . who have a scheme to conjure up a giant duplicate of Groo! That means more Groo for your buck!