legendary treasures pokemon cards B&W Booster Pack White Legendary Treasures set. Mew-EX Legendary Treasures Pokemon Card

For a cost of six mana, you can force an opponent to mill half of their library, rounded down

Grading at a service like PSA starts around $80 per card at its currently open tiers, with weeks of turnaround, and even budget graders like CGC start near $15, so a $6 Commander staple cannot carry the cost

While primarily used for it's card draw ability early game when players are too greedy to pay their taxes, don't underestimate the value of buffing your sentinel to continue drawing cards in the mid and late game

Pretty wishful you are getting the one good outcome over the two weak ones with enough consistency that you can afford to play a card like this