The Gauntlet of the Hero

The Magic Gauntlet is a mystical weapon that is able to harm, and slay, The Lich. Princess Bubblegum gives it to Finn to go and slay The Lich with. It is unknown how she got it.

Appearence
The Gauntlet is gray with blue-ish fingers. There are metal bands all over it. There is a blue gem attached to its wrist. On the top of the hand is an eye.

Trivia

 * Billy wore the Magic Gauntlet when he "cast The Lich down".
 * The eye on the top of it could represent the all seeing eye, which is said in ancient culture to see everything.