Rogue Piece is a popular Roblox experience inspired by the famous anime One Piece. You can choose different races, master unique combat styles, wield powerful swords, and unlock special abilities. Moreover, the latest update has introduced Yami’s Katana, which lets you become Yami Sukehiro. However, obtaining it requires you to collect a certain amount of materials first. So, to help you out, here’s a complete guide on how to get Yami’s Katana and become Yami Sukehiro in Rogue Piece.
How to Become Yami Sukehiro in Rogue Piece

The key to becoming Yami Sukehiro is to obtain Yami’s Katana. It was added in the latest update, and obtaining requires collecting a bunch of rare materials first. Moreover, Yami’s Katana also has some of the best movesets that a sword can possess.
How to Get Yami’s Katana in Rogue Piece
Yami’s Katana is a powerful sword that was released in the latest update. However, to obtain it, you must first make your way to Hage Island. This is where you can get Yami’s Katana. However, obtaining it requires you get all the key items first. Moreover, these items can be obtained by grinding bosses. Below, we’ve listed a table with all itemsthat are required to unlock Yami’s Katana.
| Item | How to Get |
|---|---|
| 25,000 Gems | Collect and save Gems through gameplay activities. |
| Darkness Katana (1x) | 1.25% drop chance from Yami, Lord of Destruction. |
| Darkness Grimoire (1x) | 0.5% drop chance from Yami, Lord of Destruction. |
| Demonite Fragments (25x) | 20% drop chance from Asta, Half-Demon Form. |
| Darkness Magician (Title) | 5.4% drop chance from Yami, Lord of Destruction. Removed after crafting the katana. |
Once you’ve gathered all the materials, head to the left side of Hage Island, and you will find an NPC standing on the steep mountain holding the Yami’s Katana. Interact with him, and he will ask for the required items. Hand over the items from your inventory to unlock Yami’s Katana in Rogue Piece.
How to Spawn Yami Boss
To fight Yami, travel to the newly added Hage Island and interact with the Yami Spawner NPC. Summoning him requires 1 Demonite Fragment, so make sure you have one ready before attempting the fight.
How to Get Demonite Fragment
The Demonite Fragment is a drop item that can only be obtained after defeating Asta, Half-Demon Form Boss. However, with a drop chance of only 30%, you have to defeat the boss multiple times before finally obtaining the item.
To challenge Asta, Half-Demon Boss, you have to enter an Anti-Magic Dungeon. However, to summon the Dungeon, you need to pay 10 Dungeon Tickets and 5,000 Gems, which can be obtained through chests and from normal gameplay.
Frequently Asked Questions (FAQs)
To become Yami Sukehiro, you need to obtain Yami’s Katana. Once you craft and unlock the katana by collecting all the required materials, you can use its movesets to play as Yami.
You can obtain Yami’s Katana on Hage Island in Rogue Piece. After collecting all required materials, go to the left side of the island and interact with the NPC standing on the steep mountain to craft the sword.
To spawn Yami, go to Hage Island and interact with the Yami Spawner NPC. Summoning him requires 1 Demonite Fragment, so make sure you have one in your inventory before starting the fight.
Demonite Fragments drop from Asta, Half-Demon Form Boss, with a 30% drop chance. To fight Asta, you must enter the Anti-Magic Dungeon, which requires 10 Dungeon Tickets and 5,000 Gems to summon.
For more on Rogue Piece, check out How to Get Todoroki in Rogue Piece or How to Get Hakari in Rogue Piece on Pro Game Guides!