Overwhelming Energy

At 1st level, you can use your action to make energy resonates in a free hand to engulf a creature you try to touch. Make an attack roll, on a hit the target takes 1d10 force damage and must make a DC constitution save or be stunned until the end of its next turn.

At 4th level you must spent 1 Dark Energy Point, then Overwhelming Energy does 2d10.
At 8th level Overwhelming Energy does 3d10.
At 14th level spending 2 Dark Energy Points Overwhelming Energy does 4d10.
At 17th level Overwhelming Energy does 5d10.

You can use this feature an amount equal to your charisma modifier. You regain all uses of this feature whenever you finish a short or long rest.