ExtremeThird Sea
Strongest in History
The hardest summonable boss on Shinjuku Island, summoned with a Malevolent Key from Sukuna. Defeating this boss is required to unlock the top-tier Strongest in History fighting style.
Strongest in History
Third Sea
- Location
- Shinjuku Island
- Level Required
- 6,250
- Respawn Time
- Summon only
- HP
- 0
Boss Stats
| Stat | Value | Notes |
|---|---|---|
| Health | 0 | - |
| Level | 6,250 | - |
| Sea | Third Sea | - |
| Difficulty | Extreme | - |
| Respawn Time | Summon only | - |
| Drop Count | 2 items | - |
Drop Table
| Item | Type | Drop Rate |
|---|---|---|
| Strongest in History Style | Fighting Style | 20% |
| TBD | TBD | 0% |
summonableshinjuku-islandendgamefighting-style
Combat Tips
- ‣Use Armament Haki to deal full damage
- ‣Bring a fruit build for maximum damage output
- ‣Team up for this boss — solo is extremely difficult
- ‣Respawns every Summon only
Location
Shinjuku Island
Third Sea
Last updated: 2026-03-14