Mutineers

The Betrayers are a group of sworn brothers of the Night's Watch that carry out a mutiny against the authority of Lord Commander Jeor Mormont after the survivors of the Battle of the Fist of the First Men take shelter at Craster's Keep.

Known Betrayers

 * Karl, who kills Craster, committing a grave violation against the sacred guest right and the laws of hospitality
 * Rast, who murders Lord Commander Mormont

In the books
In the A Song of Ice and Fire books the Betrayers - as they are called in the Appendix to A Dance with Dragons - are led by Dirk and Ollo Lophand, who kill Craster and Lord Commander Mormont, respectively. Rast isn't present because he had remained at Castle Black.

The Betrayers are:


 * Dirk
 * Ollo Lophand
 * Grubbs
 * Garth of Greenaway
 * Alan of Rosby


 * Rolley of Sisterton
 * Mawney
 * Clubfoot Karl
 * "Orphan" Oss
 * Muttering" Bill