Almanauts
Elden Ring
BossMountaintops of the GiantsChanged in 2 patchesVerified for build 25827938

Great Wyrm Theodorix

25,649 HP at Mountaintops of the Giants · Ancient Snow Valley Ruins, with the area's scaling applied. It takes the most damage from Standard and the least from Fire.

HP (NG)
25,649
HP in NG+7
36,448
Stance
120
Weakest to
Standard 10%
Resists most
Fire 80%
Nearest grace
Ancient Snow Valley Ruins

Where you fight it

Its stats where it stands, with that area's scaling (first playthrough, offline).

Mountaintops of the Giants

Ancient Snow Valley Ruins

Boss fightNearest Site of Grace: Ancient Snow Valley RuinsScaling ×7.203

Show on map
HP
25,649
NG+7 HP
36,448
Stance
120
Weakest to
Standard, Strike and Pierce 10%
Resists most
Fire 80%
Negation, defense and status buildup
Damage negation
Standard10%
Slash35%
Strike10%
Pierce10%
Magic40%
Fire80%
Lightning40%
Holy40%
Flat defense

Physical 122 · Magic 122 · Fire 122 · Lightning 122 · Holy 122

Status buildup to proc
Status1st proc2nd3rd4th
Poison6549441,4011,401
Scarlet Rot6549441,4011,401
Bleed6549441,4011,401
Frost1,4061,8631,8631,863
Sleep291333431721
MadnessImmune
Death BlightImmune
HP in each journey
  1. NG25,649
  2. +126,034
  3. +228,638
  4. +329,939
  5. +431,241
  6. +533,845
  7. +635,146
  8. +736,448

Rewards

Once per playthrough, on its defeat.

Other bosses in Mountaintops of the Giants

How Great Wyrm Theodorix fights

At Mountaintops of the Giants · Ancient Snow Valley Ruins, its toughest placement: 25,649 HP.

Attacks partly traced

The attacks it picks on its own, most used first. Damage is the attack power of its strongest hit at this placement, before your defense and negation.

AttackParryBlockDamage
Slash (sword)1 hit · first hit after 3.1 sNoYes1,138slash
2-hit slash combo (sword)2 hits · first hit after 1.9 sNoYes1,138slash
Slash (sword, arm)1 hit · first hit after 2.5 sNoYes1,328slash
Magma Linger (1)1 hit · first hit after 2.5 sNoYes759fire
Magma Linger + Crawling Body9 hits · first hit after 2.9 sNoYes948strike
Magma Linger (2)1 hit · first hit after 4.4 sNoYes759fire
Magma Linger (3)2 hits · first hit after 2.5 sNoYes759fire
Magma Linger (4)2 hits · first hit after 2.5 sNoYes759fire
Crush (1)2 hits · first hit after 2.9 sNoYes1,328slash
Crush (2)2 hits · first hit after 2.9 sNoYes1,328slash
PH2 Sword (1)1 hit · first hit after 1.9 sNoYes1,138759 fire · 379 slash
PH2 Sword Poke1 hit · first hit after 2.2 sNoYes1,5171,138 fire · 379 slash
Giant Leap1 hit · first hit after 1.9 sNoYes1,138slash
Magma Linger (5)1 hit · first hit after 2.1 sNoYes759fire
Magma Linger (6)1 hit · first hit after 1.9 sNoYes759fire
PH2 Sword (2)1 hit · first hit after 3.9 sNoYes1,138slash
1 more attack it chains after another one
AttackParryBlockDamage
Magma Linger (7)1 hit · first hit after 1.8 s · after PH2 Sword (1)NoYes759fire

Parry: whether a parry works on it (for combos, which hits). Block: whether a shield stops it; grabs go through. Its moveset also names 5 animations its model doesn't have; they aren't listed.

Attacks
17
With a cooldown
12 5–25 s
Walk in before attacking
6 from up to 9 m

What hurts it most

  1. Standard10%
  2. Strike10% ±0
  3. Pierce10% ±0
  4. Slash35% −28%
  5. Magic40% −33%
  6. Lightning40% −33%
  7. Holy40% −33%
  8. Fire80% −78%

Negation (lower lets more through), and how much more or less damage that type deals than Standard does.

Status procs to kill it

Status1st procHP per procProcs to kill
Bleed6543,94778,603 buildup
Frost1,4062,5951018,173 buildup
Poison6542,2461215,608 buildup
Scarlet Rot6545,50555,801 buildup

From full HP with that status alone; thresholds grow after each proc. Frostbite's extra 20% damage taken isn't counted.

Attacks, their hits, parry and block, grabs and damage are the boss's own; so is when it picks them. Attack names follow the names players commonly use; the rest are described from their hits.

Video: Great Wyrm Theodorix

Where to Find Great Wyrm Theodorix in Consecrated Snowfield · Meta Game Guides · Watch on YouTube

Kill-speed simulator New

How many hits Great Wyrm Theodorix 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 Great Wyrm Theodorix

Patch history 2

Every patch that changed its numbers, version by version.

  1. 1.02.1from 1.00
    • HP1,978→3,561
    • Standard negation40%→10%
    • Slash negation40%→35%
    • Strike negation40%→10%
    • Pierce negation20%→10%
    Every changed value (11)
    ValueBeforetoAfterChange
    Key changes 5
    HP1,9783,561+1,583+80%
    Standard negation40%10%−30 pts
    Slash negation40%35%−5 pts
    Strike negation40%10%−30 pts
    Pierce negation20%10%−10 pts
    Other numbers 1
    Threat Level255−20−80%
    Linked data 4
    Team Type2924changed
    SpEffect ID [23]-111,329changed
    SpEffect ID [24]-15,890changed
    SpEffect ID [31]-14,301changed
    1 technical value (sorting, effects, display)
    ValueBeforetoAfterChange
    Network Warp Display1660changed
  2. 1.12.1from 1.10
      Every changed value (2)
      ValueBeforetoAfterChange
      Damage 1
      HP Burn Damage %0100+100
      Linked data 1
      DLC Completion SpEffect ID0-1changed