Spending a total of 4 mana just to shuffle your graveyard is criminally over-costed, but 2 mana for a repeatable source of self-mill that can salvage a key card you didnt want in the graveyard or shuffle your spells away pre-Rest in Peace has merit
-2: Create a 2/2 blue Illusion creature token with When this creature becomes the target of a spell, sacrifice it. -5: Create two tokens that are copies of Jace, Cunning Castaway, except theyre not legendary
For Silverquil small creatures become casualties on the way to free copies of spells, and Witherbloom turns each of your creatures into a cost reducer
Sized for standard-size trading cards.
But at least it cant be countered, so most of the time it gets the job done and does what you want from your 8-mana sweeper
This card depicts a disciplined but aggressive Jeskai Way monk who is always spoiling for a fight