Turning Defiance.  Aamat and any ghouls within 30 feet of it have advantage on saving throws against effects that turn undead.

Monstrous Grip. Aamat has advantage on Strength (Athletics) checks to grapple and escape grapples.

Keen Senses. Aamat has advantage on Wisdom (Perception) checks that rely on sensing someone in Water.

Suplyed with live. If damage reduces Aamat to 0 hit points, aslong as long as the hoses are not reduced, unless the damage is radiant or from a critical hit, he stands up again. ( with 20 hp with 3 hose; with10 hp with 2 hose; with 1 hp with 1 hose remaining).

Multiattack. Aamat makes two Claw attacks, each of which it can replace with one use of Fling or Crushing Grip.

Swipe. Melee Weapon Attack: +12 to hit, reach 10 ft., one target. Hit: 20 (3d8 + 7) slashing damage.

Crushing Grip. Melee Weapon Attack: +12 to hit, reach 10 ft., one target. Hit: 17 (3d6 + 7) bludgeoning damage, and the target is grappled (escape DC 18). Until this grapple ends, the target is restrained. Aamat has 1 Larger Hand, which can grapple one target.

Fling. One Large or smaller object held or creature grappled by Aamat is thrown up to 40 feet in a random direction and knocked prone. If a thrown target strikes a solid surface, the target takes 3 (1d6) bludgeoning damage for every 10 feet it was thrown. If the target is thrown at another creature, that creature must succeed on a DC 13 Dexterity saving throw or take the same damage and be knocked prone.

Lightning Strike. Aamat magically creates one bolts of lightning, which can strike a target the kraken can see within 90 feet of it. A target must make a DC 18 Dexterity saving throw, taking 22 (4d10) lightning damage on a failed save, or half as much damage on a successful one.

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

Crushing Grip, Swipe or Fling. Aamat makes one Crushing Grip, Swipe or uses its Fling.

Lightning Strike (Costs 2 Actions). Aamat uses Lightning Strike.

Necrotic Cloud (Costs 3 Actions). Aamat expels A Necrotic cloud in a 20-foot radius. The cloud spreads around corners, and that area is heavily obscured to creatures other than Aamat. Each creature other than Aamat that ends its turn there must succeed on a DC 16 Wisdom saving throw to not swollow the water (Concentrating on your breathing gives you an advantage on the save. The rules for concentration on spells apply), taking 11 (3d6 + 2) necrotic damage and the target's Strength score is reduced by 1d4. The target dies if this reduces its Strength to 0. Otherwise, the reduction lasts until the target finishes a short or long rest. on a failed save, or half as much damage and no weakening on a successful one. A strong current disperses the cloud, which otherwise disappears at the end of Aamats next turn.