Medium dragon (Chromatic), lawful evil
Armor Class 17 (natural armor)
Hit Points 52 (8d8 + 16)
Speed 30 ft., burrow 15 ft., fly 60 ft.
STR
17 (+3)
DEX
10 (+0)
CON
15 (+2)
INT
12 (+1)
WIS
11 (+0)
CHA
15 (+2)
Saving Throws Dex +2, Con +4, Wis +2, Cha +4
Skills Perception +4, Stealth +2
Damage Immunities lightning
Senses blindsight 10 ft., darkvision 60 ft., passive Perception 14
Languages Draconic
Challenge 3 (700 XP)
Actions
Bite. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 8 (1d10 + 3) piercing damage plus 3 (1d6) lightning damage.
Lightning Breath (Recharge 5-6). The dragon exhales lightning in a 30-foot line that is 5 feet wide. Each creature in that line must make a DC 12 Dexterity saving throw, taking 22 (4d10) lightning damage on a failed save, or half as much damage on a successful one.