Bygone Era

Deaths Denial. This creature refused to die at its appointed time. It must consume the souls and life force of the living to continue its existence or wither away to nothing. If this creature does not deal Necrotic Damage to a living creature by the end of its turn, it takes 20 points of damage. 

Cannibal Soul. Whenever this creatures deals Necrotic Damage to a target they regain half the damage in Hit Points. If they kill a living target with Necrotic Damage, they regain the full damage in Hit Points. If this creature is at max HP, they gain Temporary Hit Points that cannot exceed their maximum Hit Points.

Innate Spellcasting. This creature has the innate ability to manipulate magical energy to create spell-like effects. As an action the creature can cast one of the following spells requiring no material components and using Intelligence as its Spellcasting Modifier(Spell DC22). These Spell-Like effects are always cast at 9th lvl.

At Will:
Detect Magic, Detect Thoughts, Prestidigitation, Thaumaturgy,Alter Self, Nondetection, Animate Dead, Hold Person

4 Slots per Day:
Lightning Bolt(Necrotic), Greater Invisibility, Slow, Synaptic Static, Scatter

4 Slots Per Day:
Dispel Magic, Chain Lightning(Necrotic), Wall of Thorns(bones), Hold Monster, Mind Whip

3 Slots Per Day:
Tether Essence, Destructive Wave, Maddening Darkness, Summon Undead

2 slot per day:
Time Ravage, Circle of Death

Multi Action.  Bygone Era has 2 Action to use Soul Siphon, or Spellcasting. He may then make two attacks with Toll of Ages.

Toll of Ages. Melee Weapon Attack:  to hit, reach 5 ft., one target. Hit: 7  Bludgeoning damage plus 9  necrotic damage. If the target is a creature, it is afflicted by entropic magic, taking 9  necrotic damage at the start of each of its turns. Immediately after taking this damage on its turn, the target can make a DC 20 Constitution saving throw, ending the effect on itself on a success. Until it succeeds on this save, the afflicted target can't regain hit points.

Soul Siphon: The Creature causes necrotic magic to engulf one creature he can see within 120 feet of himself. The target must make a DC 22 Constitution saving throw, taking 66  necrotic damage on a failed save, or half as much damage on a successful one. A Humanoid killed by this magic rises as a Revenant at the start of the creatures next turn and acts immediately after the creature in the initiative order. The Revenant is under the creatures control.

Baleful Teleportation. Bygone Era teleports, along with any equipment he is wearing or carrying, up to 90 feet to an unoccupied space he can see. He can cause each creature of his choice within 15 feet of his destination space to take 10  Necrotic damage.

Bygone Era can take up to three reactions per round but only one per turn.

Failures of the Past: Bygone Era utters a dread word to interrupt a creature he can see that is casting a spell. Bygone Era makes an Intelligence check (DC 10 + the spell’s level). On a success, the spell fails and has no effect. Whatever the spell’s level, the caster takes 10  psychic damage if the spell fails.

Vicious Retreat: In response to being hit by an melee attack, Bygone Era , dealing 10  necrotic damage to the attacker, and Bygone Era teleports, along with any equipment he is wearing or carrying, up to 30 feet to an unoccupied space he can see.

Necrotic Consumption: In response to being hit with an elemental attack, Bygone era waves his staff and  captures some of the incoming energy, lessening its effect and lashing out at the attacker with a corrupted version of the effect. Bygone Era gains resistance to the triggering damage type for the single attack. Also,  Bygone Era points his staff at the attacker and sends the attack back with the same DC and amount of damage but it is now Necrotic Damage dealt.

• Toll of Ages(Costs 1): Make 2 melee attacks with Toll of Ages.
• Soul Siphon(Costs 2 Actions).Bygone Era uses its Soul Siphon.
• Empower the Soulless (Costs 2 Actions).Bygone Era fixes its gaze on one Undead creature it can see within 90 feet of it. A iron crown materializes over that Undead creatures head and an aura of Necrotic energy spreads 30 ft from it. Living creatures within the aura are effected with BANE while Undead creates are under the effects of BLESS. This lasts until the Undead with the crown is destroyed.
• Cast Spell (Costs 3 Actions).Bygone Era May Cast a Single Spell.

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