How to Get and Use Power Remnant in Sailor Piece (April 2026)

If you are grinding through endgame content in Sailor Piece on Roblox, chances are you have heard about Power Remnant. This rare boss drop is one of the most sought-after materials in the game because it is required to craft the Madara Melee weapon, one of the strongest melee options available. But getting your hands on Power Remnants is no easy task. The drop rate sits at just 3.65%, meaning you will need patience, strategy, and a solid understanding of boss mechanics to collect enough of them.

In this guide, I will walk you through everything you need to know about how to get and use Power Remnant in Sailor Piece. Whether you are a seasoned player looking to optimize your farming or a relative newcomer working toward endgame gear, this guide has you covered. If you are just starting out, I recommend checking our Sailor Piece beginner guide first to get a solid foundation before diving into endgame farming.

What Is Power Remnant in Sailor Piece?

Power Remnant is a rare boss drop item in Sailor Piece classified as a crafting material. It drops exclusively from the Strongest Shinobi Boss located on Ninja Island. Unlike common drops that flood your inventory after every boss fight, Power Remnant has a verified drop rate of only 3.65%, making it one of the rarer materials in the game.

The primary purpose of Power Remnant is crafting the Madara Melee weapon, which requires 15 Power Remnants to forge. That number alone tells you how much of a grind this item represents. With a 3.65% drop rate, you are looking at roughly 27 boss kills on average just to get a single Power Remnant, and around 400 kills to gather all 15 needed for crafting.

It is important to understand the difference between Power Remnant, Power Shard, and Power System traits, because the community often confuses these three. Power Shards are used to reroll your Power System traits at the Power Master NPC on Lawless Island. Power System traits are abilities like Subjugator, Colossus, and Cursebrand that define your character’s build. Power Remnant, on the other hand, is purely a crafting material dropped by a specific boss. They serve completely different purposes in the game.

Power Remnant also holds significant trade value in the player economy. Players on Reddit and Discord actively trade Power Remnants for other high-value items like clan rerolls. Some players have reported exchanging 6 Power Remnants for up to 150 clan rerolls, which gives you an idea of just how valuable this item is to the community.

How to Get Power Remnant in Sailor Piece

Getting Power Remnant in Sailor Piece requires you to summon and defeat the Strongest Shinobi Boss on Ninja Island. The process sounds straightforward, but there are specific steps and requirements you need to meet before you can even attempt the fight. Here is the complete step-by-step process.

Step 1: Reach Ninja Island

Ninja Island is the designated location for the Strongest Shinobi Boss encounter. You will need to navigate to this island through the game’s travel system. If you are unsure how to get there, check the official Sailor Piece resources for maps and community directions. The island is recognizable by its ninja-themed environment and boss summoning area.

Step 2: Meet the Boss Summoning Requirements

Before you can fight the Strongest Shinobi Boss, you need to meet specific summoning requirements. These requirements act as a gate to ensure players are at an appropriate power level before attempting the fight. Based on community data and wiki sources, the summoning requirements typically include reaching a certain level threshold and having the necessary materials or currency to initiate the boss encounter.

The boss is considered challenging, especially for solo players. Community discussions on Reddit consistently mention that the Strongest Shinobi Boss is one of the tougher fights in the game. I recommend bringing a group if you are on the lower end of the recommended power level.

Step 3: Summon and Defeat the Strongest Shinobi Boss

Once you meet the requirements, interact with the summoning mechanism on Ninja Island to spawn the Strongest Shinobi Boss. The boss has significant health and deals heavy damage, so come prepared with healing items and a solid combat strategy. Focus on dodging the boss’s heavy attacks while landing consistent damage during recovery windows.

Group farming is highly recommended here. Not only does a group make the fight easier and faster, but every party member gets their own individual drop roll. This means you are not competing with teammates for the Power Remnant drop. Everyone in the group has an independent 3.65% chance of receiving one after each kill.

Step 4: Collect the Drop

After defeating the Strongest Shinobi Boss, check your drops. With a 3.65% drop rate, you have roughly a 1 in 27 chance of getting a Power Remnant per kill. This means most of your kills will not drop one. Do not get discouraged. The drop rate is consistent and verified across multiple community sources, so you simply need to keep grinding.

Here is the math to set your expectations realistically. On average, you need about 27 boss kills per Power Remnant. For 15 Power Remnants, that works out to roughly 405 boss kills. At an average of 3-5 minutes per boss run including summoning and travel, you are looking at approximately 20-34 hours of dedicated farming to collect all 15 Power Remnants needed for Madara Melee.

How to Use Power Remnant in Sailor Piece

The primary and most important use for Power Remnant is crafting the Madara Melee weapon. This powerful endgame weapon requires 15 Power Remnants along with other materials at the appropriate crafting NPC. The Madara Melee is widely considered one of the top-tier melee weapons in Sailor Piece, making the grind to collect 15 Power Remnants worthwhile for serious players.

To craft the Madara Melee, head to the crafting NPC that handles boss material exchanges. Interact with the NPC, and if you have all the required materials including your 15 Power Remnants, you will see the crafting option available for the Madara Melee weapon. Select it to forge the weapon and add it to your inventory.

Beyond crafting, Power Remnant has an active role in the player trading economy. Players frequently trade Power Remnants for other valuable items, particularly clan rerolls. If you are not interested in the Madara Melee or already have it, trading your Power Remnants can be a smart way to acquire other rare items. Just be cautious when trading and use trusted community channels. Our guide on how to get The World ability covers another endgame item you might want to pursue alongside Power Remnant farming.

Power Remnant Farming Strategies

Since Power Remnant farming is a significant time investment, having an efficient strategy makes a real difference. Here are the farming methods that the community has found most effective for collecting Power Remnants in Sailor Piece.

Solo Farming vs Group Farming

Solo farming gives you full control over the pace of your runs. You summon the boss on your schedule, fight at your own pace, and do not need to coordinate with anyone. However, solo runs take longer per kill because the Strongest Shinobi Boss has substantial health. If your damage output is high enough to kill the boss quickly, solo farming can be efficient.

Group farming is generally faster because the boss dies quicker with multiple players dealing damage. More importantly, every group member gets an independent drop roll, so your friends can also collect Power Remnants at the same time. If you are part of an active guild, organizing regular boss farming sessions is one of the best ways to accumulate Power Remnants. Check our Sailor Piece guilds guide for tips on finding or building an active group.

Server Hopping Strategy

Some players use a server hopping technique to find worlds where the Strongest Shinobi Boss has already been summoned or where conditions are favorable for farming. This can save time on the summoning phase and let you focus purely on combat and collection. However, server hopping relies on luck and other players’ activities, so it is not a guaranteed method.

Optimizing Your Runs

To maximize your farming efficiency, focus on these key areas. First, optimize your build for boss damage output. The faster you kill the boss, the more runs you can complete per hour. Second, minimize your downtime between kills. Have your summoning materials ready before each attempt, and plan your route back to the boss area to reduce travel time. Third, consider using damage-boosting items or abilities during the fight to speed up kills.

For more farming strategies that complement Power Remnant grinding, our complete relic farming guide covers additional material collection routes you can run alongside your boss farming sessions.

Expected Time Investment

Let me break down the realistic time expectations for farming 15 Power Remnants. With a 3.65% drop rate, statistical probability says you need approximately 27 kills per Power Remnant on average. In practice, your actual results will vary due to randomness. Some players get lucky and collect several in a row, while others go 50 or more kills without a single drop.

At a conservative estimate of 4 minutes per boss run including travel and summoning, expect to spend roughly 27 hours farming for all 15 Power Remnants. With an optimized group cutting run times to 3 minutes, you could reduce that to around 20 hours. Either way, this is a significant time commitment, so plan your farming sessions accordingly.

Tips and Common Mistakes When Farming Power Remnants

After researching community discussions, Reddit threads, and player experiences, I have compiled the most important tips and mistakes to avoid when farming Power Remnants in Sailor Piece.

Do Not Confuse Power Remnant with Power Shard

This is the number one mistake new players make. Power Remnant and Power Shard sound similar but serve entirely different purposes. Power Shards are used at the Power Master NPC on Lawless Island to reroll your Power System traits. Power Remnants are boss drops used for crafting the Madara Melee weapon. If you spend hours farming only to confuse the two, you will end up with the wrong item and wasted time. Our Skill Trees and Runes guide covers more about how Power System traits work alongside your other progression systems.

Come Prepared for Boss Fights

The Strongest Shinobi Boss hits hard. Do not attempt the fight without adequate healing items and appropriate gear. If you are struggling with the boss, consider leveling up more or upgrading your equipment before committing to a long farming session. Taking on the boss underprepared means slower kills, more deaths, and wasted time.

Manage Your Inventory Space

Before starting a long farming session, clear out unnecessary items from your inventory. You do not want to get a Power Remnant drop only to realize your inventory is full and you cannot pick it up. This has happened to players in the community, and it is an entirely preventable frustration.

Be Cautious with Trading

If you decide to trade Power Remnants instead of crafting with them, stick to trusted community channels. The Sailor Piece trading community is active on Discord and Reddit, but scams do happen. Never trade outside of the game’s built-in trading system, and verify the reputation of whoever you are trading with. Power Remnants are valuable enough that scammers specifically target players looking to buy or sell them.

For additional material farming that pairs well with Power Remnant runs, check our Ancient Fragment locations guide to multitask your farming sessions efficiently.

Frequently Asked Questions About Power Remnant in Sailor Piece

Power Remnant in Sailor Piece represents one of the longest and most rewarding grinds in the game. You get it by defeating the Strongest Shinobi Boss on Ninja Island at a 3.65% drop rate, and you need 15 of them to craft the powerful Madara Melee weapon. Whether you choose to farm solo, join a group, or trade with other players, having a clear strategy saves you hours of frustration. Stick with it, come prepared for each boss fight, and keep track of your progress toward that 15 Power Remnant goal.

Once you have your Madara Melee crafted, there is plenty more endgame content to tackle. Check out our Cosmic Being fighting style guide for the next step in your Sailor Piece progression.