Sourcemined
Elden Ring
BossGreyoll's DragonbarrowChanged in 1 patchVerified on build 25080141

Flying Dragon Greyll

11,550 HP at Greyoll's Dragonbarrow · Farum Greatbridge, with the area's scaling applied. It takes the most damage from Pierce and the least from Magic.

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).

PlaceHPStanceScaling
Greyoll's Dragonbarrow · Farum Greatbridge11,550120×7.047

Damage negation

How much of each damage type it shrugs off. Lower is better for you; the type it takes most is highlighted.

Standard35%
Slash35%
Strike35%
Pierce10%
Magic40%
Fire40%
Lightning40%
Holy40%

Flat defense

Subtracted from each hit before negation; it matters most for weak hits. Area scaling raises it along with HP.

Physical121
Magic121
Fire121
Lightning121
Holy121

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).

Status1st proc2nd3rd4th
Poison6279171,3741,374
Scarlet Rot6279171,3741,374
Bleed6279171,3741,374
Frost6279171,3741,374
SleepImmune
MadnessImmune
Death BlightImmune

HP in each journey

At Greyoll's Dragonbarrow · Farum Greatbridge: new game plus multiplies HP, defense and resistances again on top of the area's scaling.

NGNG+1NG+2NG+3NG+4NG+5NG+6NG+7
11,55011,56112,71713,29513,87315,03015,60816,186

How its AI decides verified

  • It picks attacks by how far you are, with cut-offs at 5 m, 10 m, 20 m, 30 m, 40 m, 50 m.
  • It chooses among 26 attack routines; 16 have a cooldown (10–40 s).

Read from the game's AI script for this boss. Which animation each routine plays isn't named yet.

Kill-speed simulator New

How many hits Flying Dragon Greyll takes with your weapon and stats, in any journey: damage per hit through its defense and negations, stance, and status procs as its thresholds grow.

Simulate Flying Dragon Greyll

Patch history 1

Every patch that changed its numbers, read from the game's balance file (regulation) of each version.

  1. 1.02.1from 1.00
    • HP1,513→1,639
    • Standard negation40%→35%
    • Slash negation40%→35%
    • Strike negation40%→35%
    • Pierce negation40%→10%

Other bosses in Greyoll's Dragonbarrow