Blood Magic Initiate

DISCLAIMER: Reworked for spell points.

You've learned to harness you're own vitality to restore your pool of magic. You gain the following benefits.

+1 to con, with a maximum of 20.

You gain a resource called “blood magic,” and you have an amount equal to your constitution modifier. During a short rest, you can expend uses of blood magic to roll one or more hit die to recover spell points like one would hit points. The amount of hit dice you roll is directly proportional with the amount of blood magic points you use. You regain all used blood magic points when you finish a long rest.