Thread:Kirito Rose/@comment-27966940-20160430154801/@comment-25110963-20160430225915

His own sword was broken at the time. He needed to borrow one. Blade Wolf let him use Sam's because Sam gave it to Wolf, not Raiden. Raiden was allowed to use it by Wolf. And Raiden said, and I quote, "This isn't my sword." Plus at the end of the game, he got a new sword.