Sailor Piece Boss Drops, Locations & Spawn Time

May 20, 2026 at 3:52 pm EDT by

In this article, I have shared the list of all mob/world bosses in Roblox Sailor Piece and their drops[the items you might get when you defeat them]. 

Sailor Piece Boss Drops [World Bosses]

Sailor Piece Bosses

Compared to the regular mobs, the world bosses have massive HP, and they are hard to eliminate. But they drop rare items, which you will need to complete the quests, craft gears, and get stronger. Some of these bosses spawn at regular intervals, while some require you to use the boss key. You can obtain the boss keys by completing the quests[NPC 1 to NPC 10]. Let’s go through each boss:

Sailor Piece Bosses Guide

This guide covers the main boss types in Sailor Piece, including mob bosses, world bosses, summonable bosses, special summon bosses, and event-limited bosses. It is written in a simple format so you can quickly check where each boss spawns, how to summon it, and what it drops.

Sailor Piece Summonable Bosses

Summonable bosses must be called in using Boss Keys or special summon items. These are important for farming mid-game and late-game gear, titles, and upgrade materials.

  • Black Reaper (Kaneki)
    • HP on Easy: 99,999,997,952
    • Spawn Location: Isolation Island (Sea 2)
    • How to Spawn: Talk to the Black Reaper Boss Summoner NPC using Reaper Keys
    • Drops: Money, EXP, Gems, Black Shard[5% to 9.62%], Reaper Remnant[1.75% to 3.25%], Rinkaku Core[0.475% to 1%], Ghoul Outfit [0.30% to 0.75%], Ghoul Essence [0.19% 0.45%], One Eyed King (title) [0.75% – 1.14% and pity on 125 kills], Ghoul Aura[0.05% to 0.115%]
  • Saber (Knight)
    • HP: 2,500,000
    • Spawn Location: Boss Island
    • How to Spawn: Talk to the Boss Summoner NPC using 1 Boss Key, 100,000 Money, and 175 Gems
    • Drops: Money, EXP, Gems, Boss Ticket [100%], Dungeon Key [10%], Race Reroll [40%], Haki Color Reroll [25%], Saber Armor [5%], Saber (Weapon) [2%], Blade Master (Title) [5%]
  • Qin Shi
    • HP: 10,000,000
    • Spawn Location: Boss Island
    • How to Spawn: Talk to the Boss Summoner NPC using 3 Boss Keys, 250,000 Money, and 400 Gems
    • Drops: Money, EXP, Gems, Boss Ticket [100%], Haki Color Reroll [75%], Race Reroll [50%], Trait Reroll [40%], Dungeon Key [15%], Jade Tablet [6%], Imperial Seal [2%], Qin Shi Blindford (Accessory) [2.5%], King of Beginning (Title) [1.5%]
  • Ichigo (Soul Reaper)
    • HP: 65,000,000
    • Spawn Location: Boss Island
    • How to Spawn: Talk to the Boss Summoner NPC using 5 Boss Keys, 350,000 Money, and 600 Gems
    • Drops: Money, EXP, Gems, Boss Ticket [100%], Haki Color Reroll [85%], Race Reroll [80%], Trait Reroll [60%], Dungeon Key [20%], Soul Fragment [6%], Hollow Mask [2%], Spiritual Core [1.75%], Soul Flame [0.7%], Soul Reaper [1%]
  • Gilgamesh (King of Heroes)
    • HP on Easy: 300,000,000
    • Spawn Location: Boss Island
    • How to Spawn: Talk to the Boss Summoner NPC using 1 Divine Grail, 500,000 Money, and 500 Gems
    • Drops: Money, EXP, Gems, Throne Remnant, Ancient Shard [4.50% – 6.50%], Golden Essence [1.5% – 2.50%], Gilgamesh Armor [1.15% – 1.8%], Phantasm Core [0.50% – 0.75%], Golden King [1% – 1.5%]
  • Blessed Maiden
    • HP on Easy: 650,000,000
    • Spawn Location: Boss Island
    • How to Spawn: Talk to the Boss Summoner NPC using 1 Tempest Relic, 600,000 Money, and 600 Gems
    • Drops: Money, EXP, Gems, Tide Remnant [9.50% – 15.00%], Gale Essence [3.50% – 5.50%], Maiden Outfit [0.95% – 1.5%], Aero Core [0.85% – 1.25%], Celestial Mark [0.40% – 0.70%], Astral Empress (Title) [0.8% – 1.35%]
  • Saber Alter (Corrupted Knight)
    • HP on Easy: 750,000,000
    • Spawn Location: Boss Island
    • How to Spawn: Talk to the Boss Summoner NPC using Money, Gems, and Dark Grail
    • Drops: Money, EXP, Gems, Morgan Remnant [9.00% – 14%], Alter Essence [3.25% – 5.15%], Alter armor [0.85% – 1.4%], Corruption Core [0.80% – 1.20%], Corrupt Crown [0.35% – 0.65%], Corrupt Tyrant (Title) [0.85% – 1.4%]
  • Moon Slayer
    • HP on Easy: 1,200,000
    • Spawn Location: Boss Island
    • How to Spawn: Talk to the Boss Summoner NPC using 1 Upper Seal, 700,000 Money, and 700 Gems
    • Drops: Money, EXP, Gems, Demon Remnant [8.25% to 12.5%], Lunar Essence [2.85% to 4.5%], Moon Outfit [0.75% to 1.25%], Crescent Shard [0.80% to 1.20%], Moon Crest [0.35% to 0.65%], Six-Eyed Demon (Title) [0.7% to 1.25%]
  • Ice Queen
    • HP on Easy: 1,650,000
    • Spawn Location: Boss Island
    • How to Spawn: Talk to the Boss Summoner NPC using 1 Frost Relic, 750,000 Money, and 750 Gems
    • Drops: Money, EXP, Gems, Battle Shard [8% to 11.75%], Glacier Remnant [2.65% to 4.15%], Ice Queen Outfit [0.7% to 1.25%], Frozen Brand [0.6% to 0.93%], Ice Core With [0.35% to 0.65%], Frost Empress (Title) [0.65% to 1.2%]
  • Strongest of Today
    • HP on Easy: 125,000,000
    • Spawn Location: Shinjuku Island
    • How to Spawn: Talk to the Strongest Boss Summoner NPC using 1 Limitless Key
    • Drops: Money, EXP, Gems, Reversal Pulse [15% – 25%], Six Eye [6% – 8%], Blue Singularity [2% – 3%], Gojo Haori [1.25% – 2%], Infinity Essence [0.65% – 0.9%], Strongest Sorcerer [1% – 1.5%]
  • Strongest In History
    • HP on Easy: 150,000,000
    • Spawn Location: Shinjuku Island
    • How to Spawn: Talk to the Strongest Boss Summoner NPC using 1 Malevolent Key
    • Drops: Money, EXP, Gems, Awakened Cursed Finger [15% – 25%], Vessel Ring [6% – 8%], Malevolent Soul [2% – 3%], Divine Wheel [1.25% – 2%], Cursed Flesh [0.65% – 0.9%], Disgraced One [1% – 1.5%]
  • Rimuru (Slime)
    • Spawn Location: Slime Island
    • How to Spawn: Talk to the Rimuru Summoner NPC using 1 Slime Key
    • Requirement: Complete the Sailor Piece Slime Quest first
    • Drops: Money, EXP, Gems, Sage Pulse [13.50% – 22.50%], Tempest Seal [5.50% – 7.50%], Slime Remnant [1.75% – 2.80%], Slime Wings [1.25% – 2%], Slime Core [0.55% – 0.80%], Demon Lord [0.9% – 1.35%]
  • Anos (Demon King)
    • HP on Easy: 350,000,000
    • Spawn Location: Academy Island
    • How to Spawn: Talk to the Boss Summoner NPC using 1 Calamity Seal
    • Requirement: Complete the Demonite Core quest first
    • Drops: Money, EXP, Gems, Demonic Fragment [11.50% – 20%], Demonic Shard [4.50% – 6.50%], Destruction Eye [1% – 1.5%], Imperial Mark [0.50% – 0.75%], Anos Outfit [0.75% – 1.20%], Demon King [1% – 1.5%]
  • Atomic Boss
    • HP on Easy: 2,000,000,000
    • Spawn Location: Lawless Island
    • How to Spawn: Talk to the Atomic Boss Summoner NPC using Abyss Sigils
    • Drops: Money, EXP, Gems, Magic Shard [8.75% to 12.50%], Shadow Remnant [2.85% to 4.50%], Eminence Essence [0.70% to 1.15%], Atomic Omen [0.30% to 0.60%], Atomic Outfit (Accessory) [0.75% to 1.30%], Eminence Incarnate (Title) [0.70% to 1.35%]
  • True Aizen (True Manipulator)
    • HP on Easy: 850,000,000
    • Spawn Location: Soul Society
    • How to Spawn: Talk to the True Aizen Summoner NPC using the Chrysalis Sigil
    • Requirement: Find all Hogyoku Fragments first
    • Drops: Money, EXP, Gems, Fusion Ring [9.5% – 15% depending on difficulty selected], Divinity Essence [3.25% – 5% depending on difficulty selected], Manipulator Outfit [0.85% – 1.4% depending on difficulty selected], Transcendent Core [0.8% – 1.25% depending on difficulty selected], Evolution Fragment [0.4% – 0.75% depending on difficulty selected], Transcendent Being (Title) [0.75% – 1.35% depending on difficulty selected]
  • The World
    • HP on Easy: 5,000,000,000
    • Spawn Location: Bizarre Island (Sea 2)
    • How to Spawn: Talk to the World Boss Summoner NPC using Dominion Brand
    • Drops: Money, EXP, Gems, Power Fragment [8% to 11.5%], Time Remnant [2.75% to 4.25%], World Outfit [0.65% to 1.15%], World Core [0.6% to 0.9%], Vampire Omen [0.25% to 0.5%], Time Tyrant (Title) [0.60% to 1.2%]
  • Spirit Warrior
    • HP on Easy: 24,999,999,488
    • Spawn Location: Blue Planet Island (Sea 2)
    • How to Spawn: Talk to the Spirit Warrior Summoner NPC using Spirit Keys
    • Drops: Money, EXP, Gems, Spirit Outfit [Drop chances vary depending on difficulty selected]
  • Shadow (Dungeon Boss)
    • HP: Scales with Dungeon Waves
    • Spawn Location: Shadow Dungeon
    • How to Spawn: Spawns when you clear Wave 5, Wave 10, and Wave 15 of the Shadow Dungeon
    • Drops: Money, EXP, Gems, Umbral Capsule [12.5% – 35% depending on selected difficulty], Void Seed [4.5% – 15% depending on selected difficulty], Shadow Essence [2% – 4.5% depending on selected difficulty], Shadow Cloak [0.85% – 2.5% depending on selected difficulty], Atomic Core [0.75% – 3% depending on selected difficulty], Eminence in Shadow (Title) [1%]
  • Shadow Monarch (Dungeon Boss)
    • HP: Scales with Dungeon Waves
    • Spawn Location: Boss Island
    • How to Spawn: Spawns when you clear Wave 5, Wave 10, and Wave 15 of the Double Dungeon
    • Drops: Money, EXP, Gems, Monarch Core [6.75% – 12% depending on selected difficulty], Monarch Essence [2.75% – 6.5% depending on selected difficulty], Kamish Dagger [0.75% – 1.4% depending on selected difficulty], Shadow Crystal [0.5% – 1% depending on selected difficulty], Monarch Armor [0.75% – 1.5% depending on selected difficulty], King Of Shadows [0.8% – 1.15% depending on selected difficulty]
  • Escanor (Boss Rush)
    • HP: Scales with Dungeon Waves
    • Spawn Location: Sailor Island
    • How to Spawn: Talk to the Boss Rush NPC on Sailor Island to start Boss Rush and face Escanor among others
    • Drops: Money, EXP, Gems, Escanor (Sword) [0.6% – 1.85% depending on selected difficulty], Sun Armor [0.5% – 1.5% depending on selected difficulty], The One (Title) [0.85% – 1.75% depending on selected difficulty]

Sailor Piece World Bosses

World bosses spawn automatically on a timer after being defeated. You do not need special items to summon them. These bosses are useful for early and mid-game farming, while Sea 2 bosses are much more important for late-game progression.

  • Jinwoo (Solo Hunter)
    • HP: 6,000,000
    • Spawn Location: Sailor Island
    • Spawn Method: Spawns automatically every 6 minutes and 30 seconds after Vampire King is killed
    • Drops: Money, EXP, Gems, Haki Color Reroll [80%], Race Reroll [50%], Trait Reroll [40%], Boss Ticket [35%], Dungeon Key [25%], Abyss Edge [17.5%], Dark Ring With [7%], Jinwoo Cape (Accessory) [3%], Shadow Heart [2%], Shadow Monarch (Title) [3%]
  • Alucard (Vampire King)
    • HP: 20,000,000
    • Spawn Location: Sailor Island
    • Spawn Method: Spawns automatically every 5 minutes after Solo Hunter is killed
    • Drops: Money, EXP, Gems, Race Reroll [85%], Trait Reroll [80%], Boss Ticket [40%], Dungeon Key [33%], Soul Amulet [8%], Alucard Coat (Accessory) [3%], Casull [2%], Blood Ring [2%], Vampire King (Title) [2.5%]
  • Yuji (Cursed Vessel)
    • HP: 3,750,000
    • Spawn Location: Shibuya Station
    • Spawn Method: Spawns automatically every 5 minutes after being killed
    • Drops: Money, EXP, Gems, Haki Color Reroll [45%], Race Reroll [35%], Trait Reroll [25%], Boss Ticket [20%], Energy Core [25%], Dungeon Key [12.5%], Flash Impact [9%], Yuji Hair (Accessory) [5%], Divergent Pulse [4%], Living Weapon (Title) [5%]
  • Sukuna (Curse King)
    • HP: 5,000,000
    • Spawn Location: Shibuya Station
    • Spawn Method: Spawns automatically every 5 minutes after being killed
    • Drops: Money, EXP, Gems, Haki Color Reroll [60%], Race Reroll [40%], Malevolent Key [30%], Trait Reroll [32.5%], Boss Ticket [30%], Cursed Finger [20%], Dungeon Key [20%], Dismantle Fang [8%], Sukuna Collar (Accessory) [4%], Crimson Heart [2.5%], Curse King (Title) [4%]
  • Gojo (Limitless Sorcerer)
    • HP: 4,000,000
    • Spawn Location: Shibuya Station
    • Spawn Method: Spawns automatically every 5 minutes after being killed
    • Drops: Money, EXP, Gems, Haki Color Reroll [50%], Race Reroll [35%], Limitless Key [30%], Trait Reroll [27.5%], Boss Ticket [25%], Void Fragment [20%], Dungeon Key [15%], Limitless Ring [8%], Gojo Blindfold (Accessory) [5%], Infinity Core [3%], Honored One (Title) [5%]
  • Aizen (Manipulator)
    • HP: 25,000,000
    • Spawn Location: Hollow Island
    • Spawn Method: Spawns automatically every 5 minutes after being killed
    • Drops: Money, EXP, Gems, Haki Color Reroll [100%], Race Reroll [85%], Trait Reroll [75%], Boss Ticket [45%], Dungeon Key [30%], Mirage Pendant [20%], Illusion Prism [8%], Reiatsu Core [3%], Aizen Haori (Accessory) [2%], Hogyoku Fragment [1.2%], Manipulator (Title) [2%]
  • Vergil (Yamato)
    • HP: 850,000,000
    • Spawn Location: Judgement Island
    • Spawn Method: Spawns automatically every 6 minutes and 30 seconds
    • Drops: Money, EXP, Gems, Race Reroll [100%], Trait Reroll [100%], Boss Tickets [70%], Dungeon Key [60%], Frozen Will [4.25%], Yamato Essence [2.5%], Silent Storm [1.15%], Imperial Outfit [0.9%], Azure Heart [0.5%], Blade Sovereign [1.2%]
  • Strongest Shinobi (Madara)
    • HP: 2,000,000,000
    • Spawn Location: Ninja Island
    • Spawn Method: Spawns automatically every 6 minutes after he is defeated
    • Drops: Money, EXP, Gems, Race Rerolls [100%], Trait Rerolls [100%], Boss Tickets [85.85%], Dungeon Key [75.75%], Power Remnant [3.69%], Battle Sigil [2.12%], Eternal Core [1.01%], Path Fragment [0.40%], Void Reaver (Artifact Set) [85.85%], Battlefield Warlord (Title) [1.5%]
  • Cosmic Being
    • HP: 499,999,997,952
    • Spawn Location: Punch Island (Sea 2)
    • Spawn Method: Spawns automatically every 15 minutes at the center of Punch Island
    • Drops: Money, EXP, Gems, Cosmic Essence [8%], Star Mark [4.15%], Cosmic Body (Accessory) [1.1%], Galaxy Shard [2.4%], Monster Pulse [0.95%], Cosmic Being (Title) [1.75%], Cosmic Being (Spec) [0.525%]
  • Sun God Boss
    • HP: 1,500,000,026,624
    • Spawn Location: Slayer Island
    • Spawn Method: Spawns automatically every 20 minutes at the center of Slayer Island (Sea 2)
    • Drops: Money, EXP, Gems, Divine Remnant, Flame Pulse, Solar Shard, Sun Outfit (Accessory), Sun Essence, Sun Dance (Title)

Sailor Piece Special Summon Bosses

These bosses are not summoned with a special item in the usual way. The Sea 2 sea beasts spawn naturally in the open ocean and require bounty to appear.

  • Sea Serpent
    • HP: 625,000,000,000
    • Spawn Location: Open Sea (Sea 2 only)
    • How to Spawn: Spawns automatically with a low chance when traveling far into the Open Sea
    • Requirement: 500,000 Bounty
    • Drops: 25x Clan Reroll [100%], 15x Bloodline Stone [50%], Blossom Outfit [1.1%], Kraken Armor [0.55%], Dragon Goddess [0.4%], Secret Chest [0.175%], Aura Crate [0.125%], Cosmetic Crate [0.115%], Guild Key [0.011%]
  • Kraken
    • HP: 1,250,000,000,000
    • Spawn Location: Open Sea (Sea 2 only)
    • How to Spawn: Spawns automatically with a low chance when traveling far into the Open Sea
    • Requirement: 500,000 Bounty
    • Drops: 25x Clan Reroll [100%], 15x Bloodline Stone [50%], Blossom Outfit [1.1%], Kraken Armor [0.55%], Dragon Goddess [0.4%], Secret Chest [0.175%], Aura Crate [0.125%], Cosmetic Crate [0.115%], Guild Key [0.011%]

Sailor Piece Event Limited Bosses

Event bosses only appear during special seasonal or limited-time events. These are useful for collecting rare event items, titles, and themed rewards.

  • Ragna
    • Spawn Location: Christmas Island
    • How to Spawn: Spawns automatically every 5 minutes based on server time
    • Drops: Money, EXP, Gems, Haki Color Reroll [75%], Race Reroll [45%], Trait Reroll [35%], Boss Tickets [30%], Wyrm Brand [25%], Black Frost [9%], Silver Requiem [3.5%], Ragna Sigil [2%], Dragon Slayer (Title) [1.5%]
  • Madoka
    • Spawn Location: Valentine Island
    • How to Spawn: Spawns automatically every 5 minutes based on server time
    • Drops: Money, EXP, Gems, Race Reroll [100%], Trait Reroll [100%], 1 – 2 Heart [100%], Boss Tickets [55%], Dungeon Key [45%], Divine Fragment [6%], Radiant Core [2%], Sacred Bow [4%], Ultimate Wings [1.5%], Pink Gem [0.75%], Star Maiden [1.2%]
  • Great Mage
    • Spawn Location: Easter Island
    • How to Spawn: Talk to the Great Mage Summon NPC using an Easter Key
    • Drops: Money, EXP, Gems, Spell Echo [8.25% to 12.5%], Ancient Fragment [2.85% to 4.5%], Mage Outfit [0.75% to 1.25%], Magic Essence [0.65% to 1%], Mana Core [0.275% to 0.55%], Ancient Mage (Title) [0.65% to 1.25%] 

Sailor Piece Mob Bosses

Mob bosses are the early-game bosses you will fight while progressing through the first 5,000 levels. They do not drop special ascension or quest items, but they are still very useful for fast leveling.

  • Thief Boss
    • Type: Mob Boss
    • Level Requirement: 25+
    • Spawn Location: Starter Island
    • Drops: Money, EXP, Gems
  • Monkey Boss
    • Type: Mob Boss
    • Level Requirement: 500+
    • Spawn Location: Jungle Island
    • Drops: Money, EXP, Gems
  • Desert Boss
    • Type: Mob Boss
    • Level Requirement: 1000+
    • Spawn Location: Desert Island
    • Drops: Money, EXP, Gems
  • Winter Warden
    • Type: Mob Boss
    • Level Requirement: 2000+
    • Spawn Location: Snow Island
    • Drops: Money, EXP, Gems
  • Panda Sorcerer
    • Type: Mob Boss
    • Level Requirement: 5000+
    • Spawn Location: Shibuya Station
    • Drops: Money, EXP, Gems

That’s it in this post on Sailor Piece Boss Drops.

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