Gargantuan Dragon, neutral evil
Armor Class 21 (natural armor)
Hit Points 507 (26d20+234)
Speed fly +80, walk +40, burrow +40
Challenge 23
Saving Throws cha +1, con +1, dex +9, wis +1
Skills perception +5
Damage Resistances piercing
Damage Immunities fire
Condition Immunities blinded
Senses blindsight 60', darkvision 120', passive Perception 31
Languages Common, Draconic, Terran
Legendary Resistance (3/Day). Choose to succeed failed save.
Sand Camouflage. Advantage: Dex (Stealth) to hide in sandy terrain.
Sandy Nature. Is infused with elemental power and it requires only half the air food and drink that a typical dragon if its size needs.
Stinging Sand. 1st time it hits target with melee weapon attack target: disadvantage attacks/ability checks til its next turn ends (DC 25 Con).
Multiattack. Uses Frightful Presence then one Bite and two Claws.
Bite. Melee Weapon Attack: +16 to hit, 15 ft., one target, 19 (2d10+8) piercing damage.
Claw. Melee Weapon Attack: +16 to hit, 10 ft., one target, 15 (2d6+8) slashing damage.
Tail. Melee Weapon Attack: +16 to hit, 20 ft., one target, 17 (2d8+8) slashing damage.
Frightful Presence. All it picks within 120' and aware of it frightened 1 min (DC 20 Wis negates) Can re-save at end of each of its turns. Save/effect ends: immune 24 hrs.
Breath Weapon (Recharge 5-6). Uses one of the following:Sand Blast. Exhales superheated sand in a 90' cone. Each creature in area: 44 (8d10) piercing damage and 44 (8d10) fire (DC 25 Dex half). If a creature fails its save by 5+ it suffers one level of exhaustion as it dehydrates.Blinding Sand. Breathes fine sand in a 90' cone. Each creature in area: blinded for 1 min (DC 25 Con negates). Blinded creature can take an action to clear its eyes of sand ending effect for it.
Detect. Makes a Wis (Perception) check.
Tail Attack. Makes a tail attack.
Wing Attack (2). All within 15 feet: 15 (2d6+8) bludgeoning damage and knocked prone (DC 24 Wis negates). Can then fly up to half its fly speed.
Source: Tome of Beasts 3 · OGL/Open