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 (A) Sleep Breath or (B) Spellcasting to cast (level 3 version).
Rend
Melee Attack+14, reach 15 ft. 19 () 🗡️ Slashing damage plus 7 () 🔥 Fire damage.
Fire Breath Recharge 5
DEX SaveDC 21, each creature in a 90-foot-long, 5-foot-wide Line [Area Of Effect]. Failure: 58 () 🔥 Fire damage. Success: Half damage.
Sleep Breath
CON SaveDC 21, each creature in a 90-foot Cone [Area Of Effect]. Failure: The target has the condition until the end of its next turn, at which point it repeats the save. 2 The target has the condition for 10 minutes. This effect ends for the target if it takes damage or a creature within 5 feet of it takes an action to wake it.
Legendary Actions
Blazing Light
The dragon uses Spellcasting to cast (level 3 version).
Pounce
The dragon moves up to half its Speed, and it makes one Rend attack.
Scorching Sands
DEX SaveDC 20, one creature the dragon can see within 120 feet. Failure: 36 () 🔥 Fire damage, and the target's Speed is halved until the end of its next turn. Success or Failure: The dragon can't take this action again until the start of its next turn.