The Treasure Room is the only room here that has a 'predetermined' location on the Ocean Monument, and that is at the very back of it on the first floor When I upload the shell layout for the monument, you'll understand what I mean While the Treasure Room has openings for exits, the rooms connecting to it don't necessarily need to exit into itThe entry room is always at the bottom front center, opening to the ocean outside the monument DXY room blueprints DXY rooms, 2×1×2 basic units, have two hollow pillars coming up with openings in each facing the topcenter and four sea lanterns at corners beneath the openings DYZ room blueprintsThe area of the ocean monument spawns only guardians after generating, also being the only location they spawn Certain rooms in the monument contain wet sponges Sponge rooms have an opening only in How To Make A Wet Sponge In Minecraft Ocean monument sponge room location