The Undying One
- Ring boss
- Ring 5
- Blessed by Dominion
- 20Attack950Health
- From Covenant 8
- Relentless. Reanimate 8.
- Ring 5
- Any combat
Stats by Covenant rank
Each row applies from that Covenant rank up to the next listed rank. Covenant 4 also gives non-flying bosses an extra mechanic.
| Covenant | Attack | Health |
|---|---|---|
| 0–0 | 17 | 500 |
| 1–3 | 20 | 750 |
| 4–7 | 20 | 850 |
| 8+ | 20 | 950 |
Abilities by Covenant rank
From Covenant 0
- Relentless. Reanimate 8.
From Covenant 4
- Resolve: Gain Reanimate 6.
Keywords in this fight
Relentless
Combat in this room continues until all enemies are defeated. This unit cannot be rooted.
Reanimate
When a unit with Reanimate is killed, it will be revived with 1 Health and lose 1 stack of Reanimate.
Source
Boss data from the Monster Train 2 Wiki page for The Undying One (CC BY-SA 4.0, revision of 2026-06-12), checked against The Punished patch, 10 November 2026. Reviewed .