Mal Duncan is a super-hero who has used several aliases, including Guardian, Herald, Hornblower and Vox. Despite having no powers of his own, he uses the Gabriel Horn to open portals and generate sonic blasts. His long-time partner and eventual wife is Bumblebee. He has been a member of the Teen Titans and the Doom Patrol. Mal Duncan was created by Robert Kanigher and Nick Cardy, first appearing in Teen Titans #26. (1970) ||
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