Sources
CR
Type
Size
Alignment
Movement

Juvenile Shadow Dragon

Medium Dragon, Chaotic Evil

Armor Class 15
Hit Points 45 (6d8 + 18)
Speed 30 ft., fly 60 ft., climb 30 ft.
STR
17
+3
DEX
14
+2
CON
17
+3
INT
12
+1
WIS
11
+0
CHA
15
+2
Saving Throws DEX +4
Skills Perception +4, Stealth +6
Damage Resistances See Living Shadow
Damage Immunities necrotic
Senses Blindsight 10 ft., Darkvision 60 ft., passive Perception 14
Languages Common, Draconic
Challenge 4 (1,100 XP)

Traits

Living Shadow. While in Dim Light or Darkness, the dragon has Resistance to damage that isn't Force, Psychic, or Radiant.

Sunlight Sensitivity. While in sunlight, the dragon has Disadvantage on ability checks and attack rolls.

Actions

Multiattack. The dragon makes two Rend attacks.

Rend. Melee Attack Roll: +5, reach 10 ft. Hit:7 (1d8 + 3) Slashing damage plus 3 (1d6) Necrotic damage.

Shadow Breath (Recharge 5–6). Dexterity Saving Throw: DC 13, each creature in a 30-foot Cone. Failure: 17 (5d6) Necrotic damage. Success: Half damage. Failure or Success: A Humanoid reduced to 0 Hit Points by this damage dies, and a Shadow rises from its corpse. The shadow is under the dragon's control and shares the dragon's Initiative count but acts immediately after the dragon.

Bonus Actions

Shadow Stealth. While in Dim Light or Darkness, the dragon takes the Hide action.

Lore

Dragon Corrupted by Darkness