Soma's castle in "Dragon Quest 3: HD-2D Remastered Edition" is a very unique area in the game, and there are many things in the castle. First of all, the Unlucky Helmet is on the B1 floor, and on the 1F In a side passage, go north to find a chest and open it to get it.
Where are the items in Soma Castle in Dragon Quest 3 Remastered
Getting to Soma isn't the most difficult part of this dungeon. Actually, the hardest part is to stay alive and collect all the precious treasures. There are quite a few very useful items here, including a unique item that will be extremely useful in the final battle, so don't miss them.
Here are the locations of all items:
Many of these items are extremely valuable, but the Philosopher's Stone is the most unique and powerful. It can be used indefinitely in combat, similar to group healing, restoring health to the entire team. This is especially precious and extremely valuable for a team without two healers.