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System Reference Document 5.2.1
Traits
Amphibious. The dragon can breathe air and water.
Actions
Multiattack. The dragon makes two Rend attacks.
Rend. Melee Attack Roll: +6, reach 5 ft. Hit: 9 (1d10 
+ 4) Slashing damage.
Fire Breath (Recharge 5–6). Dexterity Saving Throw: 
DC 13, each creature in a 15-foot Cone. Failure: 22 
(4d10) Fire damage. Success: Half damage.
Weakening Breath. Strength Saving Throw: DC 13, 
each creature that isn’t currently affected by this breath 
in a 15-foot Cone. Failure: The target has Disadvantage 
on Strength-based D20 Tests and subtracts 2 (1d4) from 
its damage rolls. It repeats the save at the end of each 
of its turns, ending the effect on itself on a success. Af-
ter 1 minute, it succeeds automatically.
Young Gold Dragon
Large Dragon (Metallic), Lawful Good
AC 18  Initiative +6 (16)
HP 178 (17d10 + 85)
Speed 40 ft., Fly 80 ft., Swim 40 ft.
MOD SAVE MOD SAVE MOD SAVE
Str 23 +6 +6 Dex 14 +2 +6 Con 21 +5 +5
Int 16 +3 +3 WIS 13 +1 +5 Cha 20 +5 +5
Skills Insight +5, Perception +9, Persuasion +9, Stealth +6
Immunities Fire
Senses Blindsight 30 ft., Darkvision 120 ft.; 
Passive Perception 19
Languages Common, Draconic
CR 10 (XP 5,900; PB +4)
Traits
Amphibious. The dragon can breathe air and water.
Actions
Multiattack. The dragon makes three Rend attacks. It 
can replace one attack with a use of Weakening Breath.
Rend. Melee Attack Roll: +10, reach 10 ft. Hit: 17 (2d10 
+ 6) Slashing damage.
Fire Breath (Recharge 5–6). Dexterity Saving Throw: 
DC 17 , each creature in a 30-foot Cone. Failure: 55 
(10d10) Fire damage. Success: Half damage.
Weakening Breath. Strength Saving Throw: DC 17 , 
each creature that isn’t currently affected by this breath 
in a 30-foot Cone. Failure: The target has Disadvantage 
on Strength-based D20 Tests and subtracts 3 (1d6) from 
its damage rolls. It repeats the save at the end of each 
of its turns, ending the effect on itself on a success. Af-
ter 1 minute, it succeeds automatically.
Adult Gold Dragon
Huge Dragon (Metallic), Lawful Good
AC 19 Initiative +14 (24)
HP 243 (18d12 + 126)
Speed 40 ft., Fly 80 ft., Swim 40 ft.
MOD SAVE MOD SAVE MOD SAVE
Str 27 +8 +8 Dex 14 +2 +8 Con 25 +7 +7
Int 16 +3 +3 WIS 15 +2 +8 Cha 24 +7 +7
Skills Insight +8, Perception +14, Persuasion +13, Stealth 
+8
Immunities Fire
Senses Blindsight 60 ft., Darkvision 120 ft.; 
Passive Perception 24
Languages Common, Draconic
CR 17 (XP 18,000, or 20,000 in lair; PB +6)
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 suc-
ceed instead.
Actions
Multiattack. The dragon makes three Rend attacks. It 
can replace one attack with a use of (A) Spellcasting 
to cast Guiding Bolt (level 2 version) or (B) Weaken-
ing Breath.
Rend. Melee Attack Roll: +14, reach 10 ft. Hit: 17 (2d8 
+ 8) Slashing damage plus 4 (1d8) Fire damage.
Fire Breath (Recharge 5–6). Dexterity Saving Throw: 
DC 21, each creature in a 60-foot Cone. Failure: 66 
(12d10) Fire 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 21, 
+13 to hit with spell attacks):
At Will: Detect Magic, Guiding Bolt (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 
maintain the spell)
1/Day Each: Flame Strike, Zone of Truth
Weakening Breath. Strength Saving Throw: DC 21, 
each creature that isn’t currently affected by this breath 
in a 60-foot Cone. Failure: The target has Disadvantage 
on Strength-based D20 Tests and subtracts 3 (1d6) from 
its damage rolls. It repeats the save at the end of each 
of its turns, ending the effect on itself on a success. Af-
ter 1 minute, it succeeds automatically.