Armor Class 20 (natural armor)
Hit Points 455 (26d20 + 182)
Speed 40 ft.
STR
26 (+8)
DEX
15 (+2)
CON
24 (+7)
INT
11 (+0)
WIS
18 (+4)
CHA
10 (+0)
Saving Throws Wis +11, Cha +7
Damage Resistances cold, fire, lightning; bludgeoning, piercing, and slashing from nonmagical attacks
Damage Immunities acid, poison
Condition Immunities charmed, exhaustion, frightened, paralyzed, petrified, poisoned, prone
Senses tremorsense 120 ft., passive Perception 14
Languages Giant, Primordial
Challenge 23 (50000 XP)
Proficiency Bonus +7
Awakening of the Scion.
Legendary Resistance (5/Day).
Magic Resistance.
Siege Monster.
Multiattack.
Slam.
Spit Rock.
Shattering Roar (Recharge 5–6).
Crystal Flare.
Stone Spikes.