Bloodflame Red Dragon

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Gargantuan Dragon (red), Chaotic Evil

Armor Class 19 (natural armor)

Hit Points 256 (18d12+139)

Speed 40 ft. fly 80 ft. climb 40 ft.

STR 25 (+7)

DEX 10 (+0)

CON 23 (+6)

INT 16 (+3)

WIS 15 (+2)

CHA 19 (+4)

Senses darkvision 120 ft., passive Perception 21

Languages Common, Draconic

Challenge 17 (18,000 XP) Proficiency Bonus +6

Legendary Resistance (3/Day). If the creature fails a saving throw, it can choose to succeed instead.

Keen Senses. The dragon has advantage on Wisdom (Perception) checks that rely on sight, hearing, or smell.

Fire Immunity. The dragon is immune to fire damage.

Actions

Multiattack. The dragon makes three attacks: one with its bite, one with its claws, and one with its tail.

Bite. Melee weapon Attack: +17 to hit, reach 10 ft., one target. Hit: 21 (2d10+10) piercing damage.

Claw. Melee weapon Attack: +17 to hit, reach 5 ft., one target. Hit: 13 (2d6+6) slashing damage.

Tail. Melee weapon Attack: +17 to hit, reach 15 ft., one target. Hit: 15 (2d8+6) bludgeoning damage.

Fire Breath (Recharge 5-6). The dragon exhales fire in a 60-foot line that is 5 feet wide. Each creature in the line must make a DC 18 Dexterity saving throw, taking 66 (12d10) fire damage on a failed save, or half as much on a successful one.

Legendary Actions

The dragon can take 3 legendary actions, choosing from the options below. Only one legendary action can be used at a time and only at the end of another creature's turn. The dragon regains spent legendary actions at the start of its turn.

Detect. The dragon makes a Wisdom (Perception) check.

Tail Attack. The dragon makes a tail attack.

Wing Attack (Costs 2 Actions). The dragon beats its wings. Each creature within 15 feet must succeed on a DC 25 Dexterity saving throw or take 15 (2d8+6) bludgeoning damage and be knocked prone. The dragon can fly up to half its flying speed after this action.

Lair

Lair Actions

On initiative count 20 (losing initiative ties), the creature can take a lair action to cause one of the following effects; it can't use the same effect two rounds in a row:

On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the effects below. The effects occur in the dragon's lair.

Environment Mountain, Desert

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Lore & Description

Appearance

A colossal red dragon with scales the color of dying embers, veins of molten gold running beneath its lava-hot hide. Its wings beat like furnace bellows, casting heat distortions in the air. Its eyes burn with ancient hunger, and every exhale carries the scent of burning rock and oath-breaking promises. When it roars, the sound shakes loose stones and it seems the very air sizzles in its presence.

Behavior & Origins

Bloodflame Red Dragon is a legendary apex predator of volcanic fastness and wind-swept peaks. Unlike many dragons who hoard treasure for power, Bloodflame adores sovereignty and the sheer theater of fear. It manipulates heat and rock to bend battles to its will, and it regards all other creatures as either subjects or fuel. Adventurers who trespass in its lair often find themselves judged by a dragon that speaks with the warmth of a forge and the merciless logic of a queen.

Monster Image

Generation Info

Original prompt:
"red dragon"

Created: Feb 11, 2026
Modified: May 22, 2026