Hansel & Gretel: Witch Hunters (2013)

Abandoned by their father deep in a forest, young Hansel and Gretel enter a gingerbread house and outsmart an old witch. Years later, they become ruthless bounty hunters dedicated to exterminating witches. Hansel is diabetic due to the old witch, but their immunity to harmful spells and curses helps in their work. When a town hires them to rescue children abducted by witches, they discover a dark ritual and face powerful witches who threaten the town. With the help of Mina, a white witch, and a local boy named Ben, they must stop the witches and uncover the truth of their own past.