Bresal Belach

Could the epithet of this legendary hero be related to the name of the northern British deity (linked to Mars) Belatucadros? (Alternate spellings: Balatocadrus, Balatucadrus, Balaticaurus, Balatucairus, Baliticaurus, Belatucairus, Belatugagus, Belleticaurus, Blatucadrus and Blatucairus.)