based on D&D 5th Edition
Svathurim
Huge  Monstrosity , Unaligned

Armor Class 16  (natural)
Hit Points 150  (13d12+65)
Speed 50 ft. , swim 25 ft.



STR DEX CON INT WIS CHA
19  (+4) 17  (+3) 20  (+5) 10  (0) 14  (+2) 11  (0)
Saving Throws Str +5, Con +5
Damage Immunities Frost
Damage Vulnerabilities Fire
Senses tremorsense,darkvision, passive Perception 19
Languages Common, Giant
Challenge 11  (0 XP)
Skyrunner. When charging or running can stride across open air. Ignores pit terrain and difficult terrain..
Natural Jouster. Can wield a lance one handed. Does double damage while charging..
Thunderous Trample. Any creature damaged by a trample attack must succeed at a DC 22 Constitution save or be deafened..
Actions
Multiattack. Can make a Greatlance or gore attack and two stomp attacks
Gore. Melee Weapon Attack: +11 to hit, reach 10 ft., one target. Hit: 16 (2d6+9) bludgeoning damage.
Stomp. Melee Weapon Attack: +16 to hit, reach 10 ft., one target. Hit: 8 (1d8+4) bludgeoning damage.
Greatlance. Melee Weapon Attack: +12 to hit, reach 20 ft., one target. Hit: 19 (3d6+9) piercing damage.
Bow. Ranged Weapon Attack: +11 to hit, range / ft., one target. Hit: 10 (2d6+3) piercing damage.