Shadow Born: When in darkness the dragon gains the ability to go invisible. There is no time limit for how long it is invisible. It just has to be in some darkness. The AC to perceive the dragon in this state is 18. If the player has dark sight the AC goes down to 12. If they have true sight this trait is negated for that player.

Undead Servitude: The dragon can summon up to 5 undead creatures once per day.

Black Lightning: Ranged Breath attack: +5 to hit, range of 90ft., Can hit up to 2 targets. It does 2d6 of necrotic damage and 1d8 of lightning damage. It knocks the players hit prone. 3 actions to use.

Bone Club: Melee attack: +3 to hit, reach of 15ft., Can only hit 1 target. It does 1d12 of bulging damage and knocks the player back by 10/20ft. 1 action use.

Bite: Melee attack: +4 to hit, reach of 10ft., Can only hit 1 target. It does 2d6 of damage +4 piercing damage. It grapples the player with a DC of 12. 1 action use.

Return to darkness: Once the dragon has lost over 1/3 of its HP. It can retreat back to any form of darkness that is within its movement range.

Shater Armor (Costs 1 Action): The Dragon creates a armor of bones increasing its AC by +8. With every successful hit the player does the new AC goes down by 1 till back to normal.