Ancient Dragon Senessax
45,551 HP at Jagged Peak · Jagged Peak Summit, with the area's scaling applied. It takes the most damage from Pierce and the least from Lightning.
Where you fight it 1
Each place uses its own copy of the boss with that area's scaling. HP and stance as you meet them (first phase, offline, no new game plus).
| Place | HP | Stance | Scaling |
|---|---|---|---|
| Jagged Peak · Jagged Peak Summit | 45,551 | 120 | ×14.563 |
Damage negation
How much of each damage type it shrugs off. Lower is better for you; the type it takes most is highlighted.
Flat defense
Subtracted from each hit before negation; it matters most for weak hits. Area scaling raises it along with HP.
Status buildup to proc
Buildup needed for the first proc, and how much more each following proc needs (it grows after every proc, up to the fifth).
| Status | 1st proc | 2nd | 3rd | 4th |
|---|---|---|---|---|
| Poison | 734 | 1,024 | 1,481 | 1,481 |
| Scarlet Rot | 734 | 1,024 | 1,481 | 1,481 |
| Bleed | 734 | 1,024 | 1,481 | 1,481 |
| Frost | 734 | 1,024 | 1,481 | 1,481 |
| Sleep | Immune | |||
| Madness | Immune | |||
| Death Blight | Immune | |||
HP in each journey
At Jagged Peak · Jagged Peak Summit: new game plus multiplies HP, defense and resistances again on top of the area's scaling.
| NG | NG+1 | NG+2 | NG+3 | NG+4 | NG+5 | NG+6 | NG+7 |
|---|---|---|---|---|---|---|---|
| 45,551 | 47,887 | 52,676 | 55,070 | 57,464 | 62,253 | 64,648 | 67,042 |
How its AI decides verified
- Its attack choices change at 85%, 60% of its HP: some attacks unlock, get likelier or are forced below those points.
- It picks attacks by how far you are, with cut-offs at 5 m, 11 m, 15 m.
- It chooses among 37 attack routines; 13 have a cooldown (5–60 s).
Read from the game's AI script for this boss. Which animation each routine plays isn't named yet.
Other bosses in Jagged Peak
Bosses with similar HP
- Promised Consort Radahn 46,134
- Midra, Lord of Frenzied Flame 5,863–47,171
- Metyr, Mother of Fingers 43,296
- Fire Giant 22,898–43,263