Belemy

Swift as the Reaper. Whilst this creature is flying it gains a bonus to its AC equal to half the players Proficiency Bonus (Rounded up) [+2].

Whisper of the Grave. If this creatures health is reduced to zero, roll a constitution saving throw, (the damage is the DC) if it succeeds then it instead falls to 1 health point. If the creature fails the save or is unable to use the ability then it can be revived by spending a minute and a first level spell slot to revive it.

Deaths Warding Gaze. This creature has advantage on checks that require sight or sound to locate or find something. On a success the creature can automatically find that object so long as it is on the same plane of existence and is within 100 miles.

Bargin of the Damned. Whilst this creature is within 60ft of the player, everytime the player uses a spell they can roll a Constitution Save (DC is 10 + level of the spell) on a success the player does not expend a spell slot. On a failure they take three times the level of the spell in phycic damage.

Stormtallons. Melee Weapon Attack: +7 (Dexterity + Players Proficiency Bonus) to hit, reach 5 ft., 1 target. Hit: 1d8 + 3 [Magical Slashing] damage and 1d8 + 5 [Lightning] damage. [1/Short rest] Target creature must then make a successful Constitution saving throw (Players Spell Save DC) or be stunned until the players next turn.

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

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

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

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