Sourcemined
Elden Ring
BossLiurnia of the LakesChanged in 1 patchVerified on build 25080141

Alecto, Black Knife Ringleader

17,482 HP at Liurnia of the Lakes · Converted Tower, with the area's scaling applied. It takes the most damage from Standard and the least from Holy.

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
Liurnia of the Lakes · Converted Tower17,48280×13.376

Damage negation

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

Standard10%
Slash10%
Strike10%
Pierce35%
Magic20%
Fire20%
Lightning20%
Holy40%

Flat defense

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

Physical120
Magic120
Fire120
Lightning120
Holy120

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
PoisonImmune
Scarlet RotImmune
BleedImmune
Frost3514497391,196
SleepImmune
MadnessImmune
Death BlightImmune

HP in each journey

At Liurnia of the Lakes · Converted Tower: new game plus multiplies HP, defense and resistances again on top of the area's scaling.

NGNG+1NG+2NG+3NG+4NG+5NG+6NG+7
17,48217,49919,24920,12420,99922,74923,62424,499

How its AI decides verified

  • It picks attacks by how far you are, with cut-offs at 4 m, 6 m.
  • It chooses among 32 attack routines; 5 have a cooldown (3–25 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 Alecto, Black Knife Ringleader 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 Alecto, Black Knife Ringleader

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
    • HP1,162→1,307
    • Standard negation20%→10%
    • Slash negation20%→10%
    • Strike negation20%→10%
    • Pierce negation20%→35%
    • Holy negation20%→40%

Other bosses in Liurnia of the Lakes