Artifact sword Galatine, which is the sword of Gawaine in Arthurian stories. It has a damage increase depending on the time of day, after how Gawain’s strength waxed until the hour of noon and faded afterwards. +1 from 9 to 10 AM, then +2, +3, +3, +2, +1, +0, -1, -2, -1. Then from 7 PM to 9 AM, +0.