This is a small series of digital paintings by artist Justin Turrentine called 'Happy Endings for Disney Villains'. It features (you'll never guess!) illustrations of Disney villains if they'd come out on top. Snow White one is creepy
They weren't kidding when they called me, well, a witch. She is just called the Sea Witch in the original, she is said to have been ugly and old mermaid, not a octopus. Her eels are what I would imagine where guarding her location.