Mind BreakPsion Attack 7
You lance your foe's mind with mental trauma, which makes it vulnerable to psychic damage. If you choose, you can strip away its psychic resistances.
At-Will ✦ Augmentable, Implement, Psionic, Psychic
Standard Action Ranged 10
Target: One creature
Attack: Intelligence vs. Will
Hit: 1d8 + Intelligence modifier psychic damage, and the target gains vulnerability to psychic damage equal to your Charisma modifier until the end of your next turn.
Special: You can use this power unaugmented as a ranged basic attack.
Augment 1Hit: As above, but the vulnerability equals 5. The target loses resistance to psychic damage until the end of your next turn.
Augment 2Hit: 2d8 + Intelligence modifier psychic damage, and the target gains vulnerability to psychic damage equal to 5 + your Charisma modifier until the end of your next turn.
Published in Player's Handbook 3, page(s) 86.