Abyssal Necrotic Arcanist

Psionic Resource

• Psi Points: 41 (refreshes on a Long Rest)

• Psi Limit: 6 (Maximum Psi Points that can be spent on a single discipline ability)

Psionic Core. The Arcanist’s psionic disciplines are explicitly not spells and bypass counterspell, dispel magic, and antimagic field.

Universal Telepathy (Passive Awareness). The Arcanist has constant location awareness, immunity to surprise, and universal language translation within 120 feet of it.

Flexible Save (Strength of Mind). After a Long Rest, the Arcanist can change one of its saving throw proficiencies (CON, INT, WIS, or CHA) to any other single saving throw it is not already proficient in.

🌊 Aquatic Variant Features

• Breathe Both Air and Water. The creature can breathe both air and water.

• Deep Sight. The creature has Darkvision out to a range of 120 feet and perceives color in darkness.

• Hydrodynamic Movement. The creature gains a Swimming speed of 60 ft.

• Frigid Endurance. As a CR 10 creature, it has Immunity to Cold damage.

• Amphibious Nature. The creature is unaffected by difficult terrain caused by water, strong currents, or submerged environments.

Magic Resistance. The Arcanist has advantage on saving throws against spells and other magical effects.

Turn Resistance. The Arcanist has advantage on saving throws against any effect that turns Undead.

Multiattack. The Arcanist makes one Tentacle attack and one Necrotic Bolt attack.

Tentacle. Melee Spell Attack: +8 to hit, reach 5 ft., one target. Hit: 14 (4d6) psychic damage, and the target is grappled (escape DC 15) if it is Medium or smaller. A grappled target takes 7 (2d6) psychic damage at the start of each of its turns.

Necrotic Bolt. Ranged Spell Attack: +8 to hit, range 120 ft., one target. Hit: 28 (8d6) necrotic damage, and the Arcanist regains 14 hit points.

Mind Blast (Discipline, Recharge 5–6). The Arcanist spends 5 Psi Points. Psychic energy emits in a 60-foot cone. Each creature in that area must succeed on a DC 16 Intelligence saving throw or take 22 (4d8 + 4) psychic damage and be stunned for 1 minute.

🧠 Psionic Disciplines (Necromancy Focus)

Psionic Talent: Mind Thrust. The Arcanist makes a ranged attack roll (+8 to hit) against one creature within 60 feet, dealing 1d10 + 4 psychic damage on a hit.

Psionic Discipline: Deathly Communion. The Arcanist spends 5 Psi Points. It targets a Medium or Small humanoid corpse within 30 feet. The corpse rises as a Zombie or Skeleton (Arcanist's choice) for 1 minute, obedient to the Arcanist. The summoned undead gain a swim speed of 60 ft. and the ability to breathe water for the duration. The Arcanist can command up to four such undead at a time.

Psionic Discipline: Undead Command. The Arcanist spends 6 Psi Points (its Psi Limit). It targets one undead creature it can see within 60 feet. The target must succeed on a DC 16 Intelligence saving throw or be charmed by the Arcanist for 24 hours. Undead already controlled by the Arcanist gain advantage on their attack rolls for 1 minute.

Psionic Discipline: Necrotic Evasion. The Arcanist spends 4 Psi Points. Until the start of its next turn, any non-undead creature that targets the Arcanist with an attack or harmful spell must first make a DC 16 Wisdom saving throw. On a failed save, the creature must choose a new target or the attack/spell fails and the action is wasted.

Psionic Discipline: Soul Siphon. The Arcanist spends 3 Psi Points. It targets one creature it can see within 60 feet. The target must succeed on a DC 16 Constitution saving throw or take 20 (6d6) necrotic damage, and the Arcanist gains temporary hit points equal to the damage dealt.

Psychic Focus. The Arcanist can focus on one discipline it knows.

• Necrotic Focus: Gains advantage on all Constitution saving throws.

• Aqueous Mobility: Swim speed increases by 30 feet.

• Necrotic Shield: When it reduces a living creature to 0 HP, it gains 1d8 temporary hit points.

Mystic Recovery (Defensive Engine). When the Arcanist spends Psi Points, it can use its Bonus Action on the same turn to gain temporary hit points equal to the number of Psi Points spent.

Negate Spell (3/Day). The Arcanist targets one creature it can see within 60 feet of it that is casting a spell. If the spell is 3rd level or lower, the spell fails, and any spell slots or charges are wasted.