Articuno, the Legendary Bird of Winter

Legendary Resistance (3/day). If Articuno fails a saving throw, she can choose to succeed it instead.

Magical Attacks. Articuno's attacks are considered magical for the purpose of overcoming resistances and immunities.

Legendary Immortality. Articuno cannot die. Instead, when reduced to 0 hit points, she returns to the Seafoam Islands to rest.

Pressure. Any non-friendly creature within 50ft. of Articuno has -2 to all attack rolls.

Snow Cloak. When in an extremely cold environment, Articuno's AC is 24.

Icy Aura. If a creature starts their turn within 10ft. of Articuno, they take 17 (5d6) cold damage.

Multiattack. Articuno uses Ice Shard 3 times.

Ice Shard. RangedWeapon Attack: +14 to hit, range 70/200 ft., 1 target. Hit: 19 (4d6 + 5) cold damage plus 10 (3d6) piercing damage.

Ice Beam (Recharge 6). Articuno gathers cold energy and shoots it in a beam from her beak in a 5ft. wide, 70ft. long line. Any creature in range must succeed a DC 23 Dexterity saving throw or take 37 (5d10 + 10) cold damage and be paralyzed for 1 minute. A paralyzed creature can repeat the save at the end of each round as a DC 23 strength saving throw to end the paralyzed condition.

Hurricane (Recharge 6). Articuno powerfully flaps her wings, whipping up a hurricane in a 40ft. radius. Any creature in range (other than Articuno) must succeed a DC 22 Strength saving throw or take 49 (14d6) thunder damage and have their movement speed reduced by 10ft. for 1 minute. This cannot stack. If a creature succeeds, they take half damage and have no reductions to movement.

Articuno 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. Articuno regains spent legendary actions at the start of its turn.

Blizzard (Costs 3 Actions). Articuno flaps her wings, summoning a harsh blizzard in a 60ft. radius. Any creature in range (other than Articuno) must succeed a DC 23 Strength saving throw or take 35 (10d6) cold damage or half as much on a success. In addition, any creature that fails the saving throw takes 7 (2d6) cold damage at the start of their turn for 1 minute.

Wing Attack (Costs 2 Actions). Articuno swipes with her wings. Each creature within a 15ft. radius must succeed a DC 22 Dexterity saving throw or take 9 (2d6 + 2) bludgeoning damage plus 3 (1d6) cold damage and fall prone. Articuno then moves up to half her fly speed.

Move. Articuno moves up to her full movement speed.

Flee. Articuno disengages and moves up to half her full movement speed.