Jotun Thrym

Level	123
Health	1.813.838
Experience	1
Damage	346 - 470
Defence	256
Behaviour	Aggressive: attacks on sight
Race	Orc
Resistances	Sword +40% · Two-handed +40% · Dagger +20% · Bell +20% · Fan +20% · Bow +20%

Where it spawns

It is not in any map spawn table: it comes from a quest, an event or is summoned by another monster.