Image prompthuge metallic bronze dragon, verdigris-tarnished overlapping scales, swept-back head crest, broad wet membranous wings, crackling storm-blue lightning between jaws and along spine, perched on mist-shrouded sea-cliff, churning grey ocean below, seawater sheeting off hide, wings half-spread threat pose, low worm's-eye angle, ancient cold eyes, dark fantasy, grimdark, painterly digital art, dramatic chiaroscuro lighting, muted desaturated palette with corrupted-crimson accents, weathered post-Cataclysm atmosphere, intricate high detail, cinematic composition

Adult Bronze Dragon

Huge Dragon (Metallic), Lawful Good
CR 15ControllerUnderground
AC 18
Initiative +10 (20)
HP 212 (17d12 + 102)
Speed 40 ft., Fly 80 ft., Swim 40 ft.
STR
25
+7
save +7
DEX
10
+0
save +5
CON
23
+6
save +6
INT
16
+3
save +3
WIS
15
+2
save +7
CHA
20
+5
save +5
Skills Insight +7, Perception +12, Stealth +5
Immunities Lightning
Senses Blindsight 60 ft., Darkvision 120 ft.;
Languages Common, Draconic

Traits

Amphibious. The dragon can breathe air and water.

Legendary Resistance (3/Day, or 4/Day in Lair). 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 Guiding Bolt Breath or (B) Spellcasting to cast (level 2 version).

Rend. Melee Attack Roll: Hit: +12, reach 10 ft. 16 (2d8

  • 7) Slashing damage plus 5 (1d10) Lightning damage.

Lightning Breath (Recharge 5–6) Dexterity Saving . Throw: DC 19, each creature in a 90-foot-long, 5-foot- Failure: Suc- wide Line. 55 (10d10) Lightning damage. cess: Half damage.

Repulsion Breath. Strength Saving Throw: DC 19, each Failure: creature in a 30-foot Cone. 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): Detect Magic Guiding Bolt At Will: , (level 2 version), Shapechange (Beast or Humanoid form only, no Temporary Hit Points gained from the spell, and no Concentration or Temporary Hit Points required to Speak with Animals Thaumaturgy maintain the spell), , Detect Thoughts Water Breathing 1/Day Each: ,

Legendary Actions

Legendary Action Uses: 3 (4 in Lair). Immediately after another creature’s turn, the dragon can expend a use to take one of the following actions. The dragon regains all expended uses at the start of each of its turns.

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 Failure: the dragon can see within 90 feet. 10 (3d6) Thunder damage, and the target has the Deafened con- Ancient Bronze Dragon