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DM Drops

Monsters / Challenge 15

Adult Bronze Dragon

Huge dragon, lawful good

Armor Class
18
Hit Points
212 (17d12 + 102)
Speed
40 ft., Fly 80 ft., Swim 40 ft.

StrDexConIntWisCha
25 (+7)10 (+0)23 (+6)16 (+3)15 (+2)20 (+5)

Saving throws
Dex +5, Wis +7
Skills
Insight +7, Perception +12, Stealth +5
Immunities
lightning
Senses
Darkvision 120 ft.; Blindsight 60 ft.; Passive Perception 22
Languages
Common, Draconic
Challenge
15 (13,000 XP, or 15,000 XP in its lair); Proficiency Bonus +5

Traits

Amphibious. The dragon can breathe air and water.

Legendary Resistance. If the dragon fails a saving throw, it can choose to succeed instead.

Actions

Multiattack. The dragon makes three Rend attacks. It can replace one attack with a use of (A) Repulsion Breath or (B) Spellcasting to cast Guiding Bolt (level 2 version).

Rend. Melee Attack Roll: +12, reach 10 ft. Hit: 16 (2d8 + 7) Slashing damage plus 5 (1d10) Lightning damage.

Lightning Breath. Dexterity Saving Throw: DC 19, each creature in a 90-foot-long, 5-footwide Line. Failure: 55 (10d10) Lightning damage. Success: Half damage.

Repulsion Breath. Strength Saving Throw: DC 19, each creature in a 30-foot Cone. Failure: The target is pushed up to 60 feet straight away from the dragon and has the Prone condition.

Spellcasting. The dragon casts one of the following spells, requiring no Material components and using Charisma as the spellcasting ability (spell save DC 17, +10 to hit with spell attacks):

Legendary Actions

Guiding Light. The dragon uses Spellcasting to cast Guiding Bolt (level 2 version).

Pounce. The dragon moves up to half its Speed, and it makes one Rend attack.

Thunderclap. Constitution Saving Throw: DC 17, each creature in a 20-foot-radius Sphere centered on a point the dragon can see within 90 feet. Failure: 10 (3d6) Thunder damage, and the target has the Deafened condition until the end of its next turn.

Stat block from the System Reference Document 5.2 (CC-BY-4.0). See credits.