Grisdelfawr

Large Dragon, Chaotic Evil

AC: 18

Initiative: +0 (10)

HP: 178 (17d10 + 85)

Speed: 40 ft., climb 40 ft., fly 80 ft.

STR
23 (+6)
DEX
10 (+0)
CON
21 (+5)
INT
14 (+2)
WIS
11 (+0)
CHA
19 (+4)

Saving Throws: Dex +4, Con +9, Wis +4, Cha +8

Skills: Perception +8, Stealth +4

Immunities: fire

Senses: blindsight 30 ft., darkvision 120 ft., Passive Perception 18

Languages: Common, Draconic

CR: 10 (XP 5,900; PB +4)

Habitat: Mountain, Hill

Actions

Multiattack.

Grisdelfawr 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 plus 3 (1d6) fire damage.

Claw.

Melee Weapon Attack: +10 to hit, reach 5 ft., one target. Hit: 13 (2d6 + 6) slashing damage.

Fire Breath (Recharge 5-6).

Grisdelfawr exhales fire in a 30-foot cone. Each creature in that area must make a DC 17 Dexterity saving throw, taking 56 (16d6) fire damage on a failed save, or half as much damage on a successful one.

Find this creature in the encounter builder

Grisdelfawr

Source: Quests from the Infinite Staircase, p. 70 - Licenses and attribution