Actions

Multiattack. If Engulf is unavailable, the Bloodnado makes two Sanguine Tendril attacks.   Sanguine Tendril. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 10 (2d6 + 3) bludgeoning damage and 6 (1d4 + 3) necrotic damage.   Whelm (Recharge 4-6). Each creature in the Bloodnado's space must make a DC 15 Strength saving throw. On a failure, a target takes 12 (2d8 + 3) bludgeoning damage and 8 (1d8 + 3) necrotic damage. If it is Large or smaller, it is also Grappled (escape DC 15). Until this grapple ends, the target is Restrained and unable to breathe unless it can breathe water. If the saving throw is successful, the target is pushed out of the Bloodnado's space.   The Bloodnado can grapple two Large creature or up to four Medium or smaller creatures at one time. At the start of each of the Bloodnado's turns, each target Grappled by it takes 12 (2d8 + 3) bludgeoning damage and 8 (1d8 + 3) necrotic damage. A creature within 5 feet of the Bloodnado can pull a creature or object out of it by taking an action to make a DC 14 Strength and succeeding.