Go to the werewolf's den, which is below the Crimson Castle on the beach. Go to the left hole, and go behind cliff-like object. You will see a green door there. Blow it up with the Earthquake or Brad's Bombs. After that, you will see another slightly larger green door. Also blow this door up. When you enter the room that has light, drop down to the magic symbol. Lucied will ask you what his name is. Answer "Lucied". Lucied will now aid you by powering up your Hot Fencer.