Hope's Dagger

Hope's Dagger is a magical blade used by Buffy Summers in the video game Buffy the Vampire Slayer: Chaos Bleeds.

History
Hope's Dagger was forged from the very first ray of light to shine upon the Earth by Cassandra Rayne, ancestor of Ethan Rayne and that time's Champion of the Powers That Be. After Cassandra was defeated by the First Evil, it hid the dagger in a castle in its own personal hell dimension. During the events of the game, Buffy finds the dagger and uses it to defeat the First.

Powers
Hope's Dagger is the only weapon that is capable of harming the First. It is said that only a Champion of the Powers or the Slayer are capable of wielding it.