Beat the game once and then load your clear data. You can find the portal at the big room before the final battle.
The lord of the land is the first thing you need to get when you arrive on this island. You can find it on southeast of this island. Talk to Lost Katz and you will restore the blessing for this area. It also affect Camlann and Artorius Throne, so you can start farming equipments.
It’s located at the west of the save points (Hexen Isle entrance).
==Full Dragon Skeleton==
Right at the entrance of the Hexen Isle.
==Budding Giant Fruit==
It’s located at the southwest of this island.