Calling aid from the voices in the void, spikes of aberrant energy channel from mind to body forming a spiked armor that emerges out of the casters skin. Creatures that hit you take 6 points of Psychic damage At higher level damage increases by 6 per slot), upon being hit hit armor shatters. 

While armor is ACTIVE gain 1d6 psychic damage to melee attacks (At higher level damage increases by 1d4 per slot).

(If cast on a non-schizomancer target, they must make a DC 5 constitution saving throw (increases by 1 per level) or become "Called by the void". (Players called by the void become deafened by whispers, and cannot move for 1 turn)