Is Dobby good or bad? ... Dobby was a great elf; he wasn't ever on Lucius's side, it was just that Lucius was his master. Also, he may have injured Harry in the Chamber of Secrets, but only because he wanted to save him from greater dangers. Just remember; Dobby was happy to die to protect Harry.

What terrible thing does Dobby do?

Discovered in Book 2, Chapter 2, Dobby's Warning

Dobby punishes himself whenever he comes close to speaking ill of his masters or when he disobeys orders. Because of this, he is unable to name the culprit behind the supposed plans, and causes himself bodily harm instead.

Is Dobby a baddie?

Dobby, a house-elf from Harry Potter, was a badly mistreated servant, slave almost, of the Malfoys - one of the film's main baddies, if you like. House-elves aren't allowed leave their house unless they're presented with clothes by their master, which would make them free.