Skarn Ironjaw, son of the chieftain who brought the pig-ram against the Gate. His jaw is iron, set after a Durrim hammer broke the first one. He carries a war-totem that makes his warriors fight like madmen.
Stats
Level
28 (data base level 30; monsters are rescaled to the level of the spawner they come from)
Hit points
17,596 at level 30
Damage
24–46 per hit (×12.39 in combat before your armour: ≈ 297–570)
Damage type
Physical
Armor class (defence)
90 (blocks that share of your weapon damage: AC / (AC + 100 + 8 × your level), max 60%; spells ignore AC)
Accuracy (hit)
46 (its chance to hit you = 80% + 1% × (accuracy − your AC), 10–95%)
Attack speed
one attack every 1.4 s
Move speed
50 (game units; higher is faster)
XP when killed
5,593 at level 30
Element
None (physical creature)
Family
Orc
Stats by spawn level
Level
HP
Damage
Hit (×combat mult)
AC
Accuracy
XP
28
15,712
23–43
323–603
88
44
5,050
30
17,596
24–46
297–570
90
46
5,593
Resistances & weaknesses
Fire
Ice
Poison
Earth
Storm
Holy
Dark
normal
normal
normal
normal
normal
normal
normal
Derived exactly as the game does (elemental_mult): same element ×0.75, opposite element ×1.5, Void creatures ×0.8 to everything. Physical damage is reduced by AC instead.
Abilities
Hits are 40% earth, rest physical
Enrage: enrages below 50% HP (×1.45 damage, ×1.5 speed)
Rifts: 3 marked patches (radius 1) erupt around you after a 1.2s warning, ×1.2 physical damage, every 11s – "GROUND SLAM! Move off the cracks"
Any Unique item(a random unique, from any monster)
0.10%
Unique
Loot table boss_t3: 1 roll per kill. Equipment tier follows monster level (level 28 → tier 6, Adamantite; ±1 tier 10% of the time). Champions roll one extra gear roll with ×4 gear chance. Chances are the in-game Bestiary rates (Bestiary.drop_table); set pieces and uniques are the global 1% / 0.10% rates.
War Totem Shard ×3, 
Orc Tooth ×5.
Greater Health Potion
Gold Ring
Stoneguard Token
Earth Gem