19 (natural armor)
330 (20d20 + 120)
30 ft., swim 30 ft.
Con +11, Int +6, Wis +10
Perception +10
necrotic, poison; bludgeoning, piercing, and slashing from nonmagical attacks
charmed, poisoned, prone
darkvision 90 ft.
Primordial
23
The Ryssarav can breathe air and water.
If Ryssarav fails a saving throw, it can choose to succeed instead.
The Ryssarav has advantage on saving throws against spells and other magical effects.
While in sunlight, the Ryssarav has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.
The Ryssarav makes four melee attacks.
Melee Weapon Attack: +14 to hit, reach 15 ft., one target. Hit: 23 (3d10 + 7) slashing damage.
The Ryssarav targets one creature it can see within 90 ft. of it. If the target can see it, the target must succeed on a DC 20 Constitution saving throw or be blinded until magic such as the lesser restoration spell removes the blindness.
Each creature of the Ryssarav's choice that is within 120 feet of the Ryssarav and aware of it must succeed on a DC 22 Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on a success. If a creature's saving throw is successful or the effect ends for it, the creature is immune to the Ryssarav's Frightful Presence for the next 24 hours.
The Ryssarav can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at the end of another creature's turn. The Ryssarav regains spent legendary actions at the start of its turn.
Volcan makes a Wisdom (Perception) check.
The Ryssarav makes a claw attack.
The Ryssarav exhales mist in a 90-foot cone. The area is heavily obscured for 1 minute.