Alice: Madness Returns - Vorpal Blade

The Vorpal Blade is Alice Liddell's primary and most iconic weapon in her journey to Wonderland

-- From Wikipedia.

The Vorpal Blade is Alice Liddell's replica knife from the video games American McGee's Alice, Alice: Madness Returns, and Alice: Otherlands. 45 cm. Stainless steel blade. Comes with wooden display stand.