Steppin' Razor

Steppin' Razor is a Halo 3 multiplayer achievement. It is awarded for scoring a Triple Kill with the Energy Sword in a ranked free for all playlist.

Additionally, it is a reference to William Gibson's novel Neuromancer. A central character in the book had extensive cybernetic augmentation, including razorblades under her fingernails that could be extended and contracted at will. Late in the novel, that central character- Molly- was dubbed "Steppin' Razor" by a secondary character.