Sanguine Reward

Prerequisite(s): 1st level sanguine sorcerer
Benefit(s): Whenever you inflict a bleed effect upon another being(s), you gain a stack of Reward.
Note: You can possess no more than [x] stacks of Reward at any given time; stacks of Reward are permanent (they never expire).
[x] is equal to the number of HD that you possess times eighteen
Special: While you possess at least sixty stacks of Reward, your effective caster level is increased by +[z].
[z] is equal to the number of Reward stacks that you possess divided by sixty (rounded down)