Armor Class 22
Hit Points 507 (26d20 + 234)
Speed 40 ft., fly 80 ft., climb 40 ft.
Saving Throws DEX +7, WIS +9
Skills Perception +16, Stealth +7
Damage Immunities fire
Senses Blindsight 60 ft., Darkvision 120 ft., passive Perception 26
Languages Common, Draconic
Challenge 24
Legendary Resistance (4/Day, or 5/Day in Lair). If the dragon fails a saving throw, it can choose to succeed instead.
Multiattack. The dragon makes three Rend attacks. It can replace one attack with a use of Spellcasting to cast Scorching Ray (level 3 version).
Rend. m +17, reach 15 ft. Hit: 19 (2d8 + 10) Slashing damage plus 10 (3d6) Fire damage.
Fire Breath (Recharge 5–6). dex DC 24, each creature in a 90-foot Cone. 91 (26d6) Fire damage. Half damage.
Commanding Presence. The dragon uses Spellcasting to cast Command (level 2 version). The dragon can't take this action again until the start of its next turn.
Fiery Rays. The dragon uses Spellcasting to cast Scorching Ray (level 3 version). The dragon can't take this action again until the start of its next turn.
Pounce. The dragon moves up to half its Speed, and it makes one Rend attack.
Monster Manual (2024), p. 256