Rellana Twin Moon Knight is an optional Legend Boss introduced in Elden Ring: Shadow of the Erdtree. You don't need to defeat it to complete the game. Rellana is located deep inside the Castle Ensis.

Remembrance of Rellana, the Twin Moon Knight, hewn into the Scadutree. The power of its namesake can be unlocked by the Finger Reader. Alternatively, it can be used to gain a great bounty of runes.

Rellana, Twin Moon Knight, is a standout early boss in Elden Ring, offering a challenging and visually impressive fight. Castle Ensis holds the first Legacy Dungeon in Shadow of the Erdtree ...

However, she will not sell this set of armor until you’ve defeated Rellana Twin Moon Knight, the boss of the Castle Ensis legacy dungeon—and you may want to grab a few extra Scadutree ...

Rellana, Twin Moon Knight is one such wall, a fast and brutal boss who can easily put you in your place if you underestimate her. She did me, anyway. Thankfully, it seems as though there's a very ...