Dinopithecus king is the final boss of Ark Lost Island, which is taller than Tyrannosaurus ... Yutys are beneficial in all boss battles as they are among the game’s most fearsome monsters.

Raw salt is used to increase the spoil time by preserving items in Ark Lost Island. Once you harvest Raw Salt in the Lost Island map, add it to the mortar, pestle, and Sulfur to Preserve Salt.