The Psionicist class for 5th ed

 The Psion Mentalist is dedicated to the use of psionic powers to influence, manipulate, and dominate the minds of those around him.  He forgoes the development of psionic abilities of the body to instead focus on the disciplines of the mind.    

The Psion Mentalist must start with a 16 in at least one of the following abilities: INT, WIS, or CHA (to be eligible for psionic powers).    The Psion Mentalist starts with 6 hp and gains d6 hp per level.  

Weapons & Armor

The Psion Mentalist can choose any armor or weapons.     The Psion Mentalist gains additional armor and weapon proficiencies at the rate of Magic Users (1 every 6 levels)  

Class Proficiencies

INT, WIS, CHA, Animal Handling, Deception, Insight, Intimidation, Persuasion

Ability Score Improvement

When you reach 4th level, and again at 8th, 12th, 16th, and 19th level, you can increase one ability score of your choice by 2, or you can increase two ability scores of your choice by 1 (20 max).  Increases in INT, WIS, or CHA would increase psionic strength points (see below).

Starting Psionic Ability Points

Roll d100, adding 1 point to the total for each point of INT, WIS, and CHA score.

Additional Psionic Strength Points per level

+2d10 (maximum of 344 points)

Acquisition of Psionic Combat techniques (by level)

1st - Mind Blank &  Mind Thrust
2nd -  Thought Shield & Ego Whip
3rd  - Mental Barrier &  Id Insinuation 
4th -  Intellectual Fortress & Psychic Crush   
5th - Tower of Iron Will & Psionic Blast

Psion Mentalists acquire the following  psionic disciplines by level:

1st - Object Reading, Sensitivity to Psychic Impressions, Empathy, ESP
2nd – Detection of Good/Evil, Clairaudience, Hypnosis
3rd – Animal Telepathy, Detection of Magic, Clairvoyance,
4th – Aura Alteration, Telempathic Projection
5th – Telepathy, Invisibility
6th --   Mind Bar, Domination
7th –  Mass Domination, Precognition 
8th – Telepathic Projection
9th -- Astral Projection
10th –Cell Adjustment, Suspended Animation
11th - Energy Control (cancel energy attacks),
12th –Dimension Walk
13th – Dimension Door
14th-- Probability Travel (to parallel worlds/planes)