Gargantuan Monstrosity, unaligned
Armor Class 17 (natural armor)
Hit Points 325 (21d20 + 105)
Speed 50 ft., burrow 50 ft., fly 80 ft.
STR
24 (+7)
DEX
14 (+2)
CON
21 (+5)
INT
3 (-4)
WIS
14 (+2)
CHA
11 (+0)
Saving Throws Dex +8, Wis +8
Skills Perception +8
Senses darkvision 120 ft., passive Perception 18
Languages —
Challenge 20 (25000 XP)
Proficiency Bonus +6
Spell-Resistant Carapace.
Actions
Multiattack.
Mandibles.
Talons.
Scale Dust (Recharge 5–6).
Bonus actions
Drone.