All Sailor Piece Bosses — Locations, HP, Drops & Spawn Times
April 3, 2026
Mob Bosses
These bosses spawn in fixed locations and respawn on a timer.
| Boss | Level | Location |
|---|---|---|
| Thief Boss | 25 | Starter Island |
| Monkey Boss | 500 | Jungle Island |
| Desert Boss | 1,000 | Desert Island |
| Winter Warden | 2,000 | Snow Island |
| Panda Sorcerer | 5,000 | Shibuya Station |
World Bosses
World bosses are the primary source of rare crafting materials. They spawn on timers or are summoned using keys.
| Boss | Location | Spawn | Key Drops (Rate) |
|---|---|---|---|
| Sukuna | Shibuya Station | Every 7.5 min | Cursed Finger (20%), Dismantle Fang (8%), Crimson Heart (2.5%) |
| Gojo | Shibuya Station | Every 7.5 min | Void Fragment (20%), Limitless Ring (8%), Infinity Core (3%) |
| Jin Woo | Sailor Island | Every 10 min | Abyss Edge (17.5%), Dark Ring (7%), Shadow Heart (2%) |
| Aizen | Hueco Mundo | HP: 25M | Mirage Pendant (20%), Illusion Prism (8%), Reiatsu Core (3%), Hogyoku Fragment (1.2%) |
| Shadow | — | Summoned | Umbral Capsule (12.5-35%), Shadow Essence (2-4.5%), Atomic Core (0.75-3%) |
| Shadow Monarch | — | Summoned | Monarch Core (6.75-12%), Monarch Essence (2.75-6.5%), Shadow Crystal (0.5-1%) |
| Anos | — | Calamity Seal | Demonic Fragment, Destruction Eye (1-1.5%), Imperial Mark (0.5-0.75%) |
Boss Tips
- You need to deal at least 10% of a world boss's HP to get drops
- Higher difficulty = better drop rates but much more HP
- Use the trade calculator to value the materials you get