A melee Psion with a focus on Teleporting rather than Telekinesis.
Level 3
Attunement.
With 1 hour of meditation, you may attune to any melee weapon or manifest an attuned 3d4 Soul-Knife. You may only have 1 weapon attuned at a time, unless they are light. Ignore STR requirements on attuned weapons.
Psi-Crystal Armor.
+WIL Defense. Proficiency with Shields.
Soul Sword.
Replace Psionic Strike with:
Soul-Sword. Teleport to any space within your Psionic Field. Proficiently attack with your attuned weapon(s) and deal +5 damage (instead of +STR or DEX). Then, Teleport to any space within your Psionic Field again. You may gain 1 Strain to roll with advantage for each Strain you have (max WIL). High Levels: +WIL damage every 5th level.
Warp-Step.
You gain a Teleport speed equal to your movement speed. You Teleport while Interposing, and may Interpose anywhere within your Psionic Field.
Level 7
Inner Peace.
Crits do not break your Concentration.
King's Castle.
While standing on solid ground, you may Teleport into another Medium or Small creature’s space. When you do, they Teleport to your original space. You must both be able to fit in each other’s spaces.
Level 11
Psi-Crystal Armor (2).
+2xWIL Defense.
Psychic Echo.
(1/Encounter) When you Teleport, leave an Echo in your space (if it is unoccupied). It is a minion that acts on your turn, attacks with 1d(Strain Die), and Taunts all adjacent enemies.
Level 15
Sharpened Edge of the Mind.
(1/Turn) After the second Teleport of Soul-Sword, deal the same damage to another enemy within Reach. Crits remain crits.
