watercolor painting of cerberus the threeheaded hound of the underworld a fearsome creature guarding the gates of hades this

cerberus threeheaded hound underworld hell hades greek mythology creature monster guard gate dog wolf canine ferocious fearsome snarling jaws eyes powerful body watercolor painting mythical beast demon fantasy art clip digital graphic design background white isolated print artwork poster wallpaper tattoo element three-headed guarding gates hades depicts