Blibdoolpoolp

Amphibious. Blibdoolpoolp can breath air and water. 

Discorporation. When Blibdoolpoolp drops to 0 hit points, her body is destroyed and her essence travels to her domain on the Elemental Plane of Water, and she cannot take physical form for a time. 

Slippery. Blibdoolpoolp has advantage on ability checks and saving throws made to escape a grapple.

Water Immunity. Blibdoolpoolp is immune to all spells and effects involving water.

Innate Spellcasting. Blibdoolpoolp innate spellcasting ability is Intelligence (spell save DC 22). She can innately cast the following spells, requiring no material components:

At will: crown of madness, hypnotic pattern, blur, fear                                                                3/day each: counterspell, confusion, tidal wave                                                                          1/day each: conjure elemental (7th level), tsunami, feeblemind

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

Magic Resistance. Blibdoolpoolp has advantage on saving throws against spells and magical effects.

Magic Weapons. Blibdoolpoolp's weapon attacks are magical. 

Multiattack. Blibdoolpoolp makes three claw attacks

Claw. Melee Weapon Attack: +16 to hit, reach 15 ft., one target. Hit: 23 (3d8 + 10) [bludgeoning] and 9(2d8) [slashing] damage and, if Blibdoolpoolp wishes and the target is Large or smaller, the target is grappled (escape DC 24), Blibdoolpoolp can have a maximum of two creatures grappled at a time and if she has two creatures grappled she cannot make claw attacks against creatures that are not grappled. 

Gaze of the Deep. Blibdoolpoolp bends her will on all enemies within an 80-foot cone. Creatures in the cone must make a DC 22 Wisdom saving throw taking 33 (6d10) [psychic] damage, and be charmed on a failure, or half as much damage on a success. Blibdoolpoolp can use a bonus action to force a creature charmed by this effect to use its reaction to move 20 feet in a direction of her choice. A creature may attempt additional saving throws at the end of each of its turns, ending the condition on a success.   

Crush. Blibdoolpoolp makes a claw attack, with advantage, against a grappled target. 

Symbol of Insanity. Blibdoolpoolp's claws begin to glow as strange symbols and runes start to appear. If a creature is grappled, it must make a DC 23 Intelligence saving throw, or suffer the effects of the Symbol (insanity) Spell. 

Throw. Blibdoolpoolp throws a creature that she has grappled up to 60ft. If it is a Medium size or smaller or up to 30ft. If it is Large size, The creature must make a DC 23 Dexterity saving throw, taking 27 (6d8) bludgeoning damage and knocked prone on a failure or half as much damage on a success. If the target is thrown at another creature, that creature must succeed on a DC 23 Dexterity saving throw or take the same damage and be knocked prone. 

Enter the description for how legendary actions work for your monster here.

Legendary Action Name (Costs # Actions). Enter the description for your legendary action.

Blibdoolpoolp 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. Blibdoolpoolp regains spent legendary actions at the start of her turn.

Attack. Blibdoolpoolp makes a claw or throw attack. 

Spellcasting. Blibdoolpoolp Blibdoolpoolp innately casts a spell. 

Summon Servants (Costs 2 Actions, 2/day). Blibdoolpoolp magically summons a Kuo-Toa Archpriest and 7 (2d6) Kuo-Toa. They appear in unoccupied spaces she can see within 120 feet of her. While the summoned creatures are within 80 feet of Blibdoolpoolp they gain a +4 bonus to attack and damage rolls their AC and saving throws. 

Summon Crustaceans (Costs 2 Actions, 2/Day). Blibdoolpoolp summons 2 giant crabs (huge size). They appear in unoccupied spaces she can see within 120 feet of her.

Regenerate (Costs 2 Actions). Blibdoolpoolp gains 20 hit points. 

Enter the description for how mythic actions work for your monster here.

Mythic Action Name (Costs # Actions). Enter the description for your mythic action.