Catherok

Bug

Level42

HP6 346

Exp7 465

SP747

P.Def199

M.Def159

Traits

Quests

repeatable

Passive skills

Critical DamageDeals significant P. Atk. Critical Damage.
BugsTakes 10% increased damage from attacks that are effective against Bugs. Speed +5 Evasion +5 P. Skill Evasion +3% M. Skill Evasion +3% Resistance to Spear +10% Max HP -5% Resistance to Fire -10% Resistance to Fist -10%
GrumpyStrikes without warning.
Fire VulnerabilityVulnerable to Fire attacks.
HP Increase (4x)Max HP +300% PvE Defence +5%.
Slightly Strong M. Atk.M. Atk. +25%.
Slightly Strong P. Atk.P. Atk. +20%.
Slightly Weak M. Def.M. Def. -10%.
Slightly Weak P. Def.P. Def. -10%.
Reagent CarrierThe flesh of this monster is steeped in alchemical matter - a source of raw reagents.

15 spawn points from the wiki · 29 more likely ones, paler and visible when you zoom in.

wheel or pinch — zoom, drag — pan

Item	Qty	Chance	With premium
Adena NG	1441–3075	70%	2161–4612
Varnish NG	1	12%	19%
Coal NG	1	12%	19%
Cokes NG	1	2.1%	3.1%
Chain Boots Part NG	1	1.2%	1.9%
Reinforced Mithril Gloves Design NG	1	1.2%	1.9%
Stone of Purity NG	1	0.83%	1.2%
Big Hammer Head NG	1	0.29%	0.43%
Heavy Doom Hammer Head NG	1	0.29%	0.43%
Stormbringer Blade NG	1	0.29%	0.43%
Recipe: Chain Mail Shirt NG	1	0.22%	0.33%
Recipe: Reinforced Mithril Shirt NG	1	0.22%	0.33%
Recipe: Flamberge NG	1	0.036%	0.054%
Chain Boots C	1	0.013%	0.019%
Reinforced Mithril Gloves C	1	0.013%	0.019%
Big Hammer C	1	0.003%	0.004%
Heavy Doom Hammer C	1	0.003%	0.004%
Stormbringer C	1	0.003%	0.004%

Item	Qty	Chance	With premium
Silver Nugget NG	1	71%	100%
Chain Hood Pattern NG	1	6.2%	9.3%
Karmian Gloves Fabric NG	1	4.4%	6.5%
Dark Elven Dagger Edge NG	1	1.0%	1.5%
Recipe: Karmian Boots NG	1	0.73%	1.1%
Recipe: Crystallized Ice Bow NG	1	0.13%	0.19%

What it costs and whether farming it pays — in the service: prices are read from the live order book, separately for every server.