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Monster

Ancient Brass Dragon

Gargantuan Dragon · Chaotic Good

Monster Manual (2024) Page 56
Armor Class20
Hit Points332 (19d20 + 133)
SpeedWalk 40 ft., Burrow 40 ft., Fly 80 ft.
Challenge20
STR27
DEX10
CON25
INT16
WIS15
CHA22

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 (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 Save DC 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 Save DC 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 Save DC 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.