The Tibia Mariner are mysterious characters in Elden Ring. The skeletal figures float around in various locations in The Lands Between, summoning the dead with their giant horns. But, while the bosses feature frequently in the game, very little actual lore exists about them.
Uncle Messmer the Impaler doesn't sound quite right.
In Shadow of the Erdtree, Elden Ring's DLC, a new Tibia Mariner is present, and a fan theory suggests that this is the missing piece of the puzzle to discovering who the boat-bound skeletons are.
This article contains minor spoilers for Elden Ring: Shadow of the Erdtree. If you've not finished the DLC yet, bookmark this page and come back later.
The new theory is actually less about the Tibia Mariner and more about where the boss resides.
Heading down the new, giant, unnamed dragon's wing, players will arrive at a hard-to-reach section of the Cerulean Coastline called Charo's Hidden Grave. Here, the first major enemy players are likely to encounter is another Tibia Mariner.
It's here that new connections can be drawn. Charo's Hidden Grave is an area blighted by death. Unlike the Cerulean Coastline's glowing blue flowers, Charo's Hidden Grave is covered in...