Admiral Corwen Vael-Sund, master of the Sea-Ward, who sailed on the Night of the Hollow Moon to answer his king, and drowned, and came back the next night. He waits still for orders from a king whose name nobody will tell him.
Stats
Level
50 (data base level 50; monsters are rescaled to the level of the spawner they come from)
Hit points
71,173 at level 50
Damage
32–58 per hit (×12.72 in combat before your armour: ≈ 407–738)
Damage type
Ice
Armor class (defence)
117 (blocks that share of your weapon damage: AC / (AC + 100 + 8 × your level), max 60%; spells ignore AC)
Accuracy (hit)
66 (its chance to hit you = 80% + 1% × (accuracy − your AC), 10–95%)
Attack speed
one attack every 1.6 s
Move speed
45 (game units; higher is faster)
XP when killed
23,707 at level 50
Element
Ice
Family
Undead
Stats by spawn level
Level
HP
Damage
Hit (×combat mult)
AC
Accuracy
XP
50
71,173
32–58
407–738
117
66
23,707
Resistances & weaknesses
Fire
Ice
Poison
Earth
Storm
Holy
Dark
takes +50%
−25% damage
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.
odds per piece: Normal 70%, Magic 22%, Rare 7.0%, Legendary 1%
Spell Tome(random spell, tier up to its level)
100%
Tome
Any Unique item(a random unique, from any monster)
0.10%
Unique
Loot table boss_haunted: 1 roll per kill. Equipment tier follows monster level (level 50 → tier 8, Hellstone / Frostforged; ±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.
Spectral Chain ×4, 
Ectoplasm ×8.
Greater Health Potion