faceless

adjective

1. without a face: a faceless apparition.
2. lacking personal distinction or identity: a faceless mob.
3. unidentified or unidentifiable; concealing one’s identity: a faceless kidnapper.

adjective

1. without a face
2. without identity; anonymous

adj.

1560s, from face (n.) + -less. Related: Facelessly; facelessness.