Ghost of a knight who hasnt realized his own death. Another theory is that his body was sucked out by an evil master. He trusts no one and believes everyone around him is an enemy.
These creatures on their first turn will use Gale to boost their Agility. These things have high HP and will be taken down in a few attacks or a couple special skills. They will usually appear alone, in groups of 2, and grouped with 2 Hollows. There elements are dark so Alice's Blessed Light will be effective against it.