Large Dragon, neutral
Armor Class 18 (natural armor)
Hit Points 210 (20d10+100)
Speed fly +80, swim +40, walk +40
Challenge 11
Saving Throws cha +7, con +9, dex +5, wis +6
Skills insight +6, stealth +5, perception +10
Damage Immunities lightning, thunder
Senses blindsight 30 ft., darkvision 120 ft., passive Perception 20
Languages Common, Draconic
Amphibious. The dragon can breathe air and water.
Innate Spellcasting. The imperial dragon's innate spellcasting ability is Charisma (spell save DC 15). It can innately cast the following spells, requiring no material components. 3/day: fog cloud 1/day each: control water, gust of wind, stinking cloud
Multiattack. The dragon makes three attacks: one with its bite and two with its claws.
Bite. Melee Weapon Attack: +10 to hit, reach 10 ft., one target. Hit: 17 (2d10 + 6) piercing damage.
Claw. Melee Weapon Attack: +10 to hit, reach 5 ft., one target. Hit: 13 (2d6 + 6) slashing damage.
Lightning Breath (Recharge 5-6). The dragon exhales lightning in a 60-foot line that is 5 feet wide. Each creature in that line must make a DC 17 Dexterity saving throw, taking 44 (8d10) lightning damage on a failed save, or half as much damage on a successful one.
Source: Tome of Beasts 2 · OGL/Open