Ancient Blue Dragon · CR 23
Type: Dragon · Size: Gargantuan · Grade: Mythic (capacity 50,000 MP) Harvest check: Medicine, Survival or a fitting tool · see Harvesting Creatures
Harvest
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Specific parts
| Part | Classification | Grade | Capacity | Check | Time | Drawback damage | Ruin damage |
|---|---|---|---|---|---|---|---|
| Ancient Blue Draconic Blood | Unique | Mythic | 50,000 | Medicine or Survival 25 | 1 minute | – | Necrotic, Poison |
| Ancient Blue Draconic Heart | Creature Part, Unique | Mythic | 50,000 | Medicine or Survival 25 | 10 minutes | Necrotic, Piercing, Poison | – |
| Ancient Electric Gland | Elemental (Air), Unique | Mythic | 50,000 | Medicine or Survival 25 | 1 hour | Necrotic, Piercing, Poison | – |
| Skull | Bone, Trophy | Mythic | 50,000 | Medicine or Survival 25 | 30 minutes | Bludgeoning, Force, Thunder | – |
| Teeth | Trophy | Mythic | 50,000 | Medicine or Survival 25 | 5 minutes | Bludgeoning, Force, Thunder | – |
Drawback damage: +5 DC for each listed type the creature took during the fight. Ruin damage: the part is ruined if the creature took any listed type. See Damage to parts.
Trait parts
Grade = the creature’s grade (Mythic), DC 30.
- Shockproof Hide – from Lightning
Part descriptions
Ancient Blue Draconic Blood
Dark-blue dragon blood with a faint arcane spark in it.
Use: can replace the magic ink for copying spells into a spellbook – it covers up to 100 gp of ink.
Good for: scrolls (excellent fit).
Ancient Blue Draconic Heart
A blue-tinted, leathery dragon heart with a dim glow – said to hold the dragon’s pride and might.
Use: eat it (action) and make a DC 15 Wisdom save. Success – you can’t be frightened for 24 hours.
Good for: items that cause or resist fear, and dragon-themed items (excellent fit).
Ancient Electric Gland
A throat gland that smells sharply of a coming storm; it brews the fluid behind a dragon’s breath.
Use: swallow it (action) and make a DC 15 Constitution save. Failure – you take 3d10 lightning damage. Success – you breathe lightning in a 60-foot line, 5 feet wide; each creature there makes a DC 15 Dexterity save, taking 7d10 lightning damage on a failure or half on a success.
Good for: breath and lightning items.
Statblock
Ancient Blue Dragon – SRD 5.2
Gargantuan Dragon, Lawful Evil
AC 22 · HP 481 (26d20 + 208) · Speed 40 ft., Burrow 40 ft., Fly 80 ft.
Score Save Score Save STR 29 (+9) +9 INT 18 (+4) +4 DEX 10 (+0) +7 WIS 17 (+3) +10 CON 27 (+8) +8 CHA 25 (+7) +7 Skills Perception +17, Stealth +7
Immunities Lightning
Senses Darkvision 120 ft., Blindsight 60 ft.; Passive Perception 27
Languages Common, Draconic
CR 23 (XP 50,000, or 62,000 in lair; PB +7)
Traits
Legendary Resistance (4/Day, or 5/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 Spellcasting to cast Shatter (level 3 version).
Rend. Melee Attack Roll: +16, reach 15 ft. Hit: 18 (2d8 + 9) Slashing damage plus 11 (2d10) Lightning damage.
Lightning Breath (Recharge 5–6). Dexterity Saving Throw: DC 23, each creature in a 120-foot-long, 10-foot-wide Line. Failure: 88 (16d10) Lightning damage. Success: Half damage.
Spellcasting. The dragon casts one of the following spells, requiring no Material components and using Charisma as the spellcasting ability (spell save DC 22): At will: Detect Magic, Invisibility, Mage Hand, Shatter · 1/Day each: Scrying, Sending
Legendary Actions
Cloaked Flight. The dragon uses Spellcasting to cast Invisibility on itself, and it can fly up to half its Fly Speed. The dragon can’t take this action again until the start of its next turn.
Sonic Boom. The dragon uses Spellcasting to cast Shatter (level 3 version). The dragon can’t take this action again until the start of its next turn.
Tail Swipe. The dragon makes one Rend attack.
Statblock from the System Reference Document 5.2 (CC-BY 4.0). See Credits and License.
Based on Nord Games – Foraging, Harvesting (p. 145); SRD 5.1 (size) – part descriptions rewritten in our own words.