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
Each one of these cards is also on the MTG Reserved List, making a full reprint close to impossible
A green-white deck can also use Squirrels to grind the game to a halt
Of the five, Punishment stands out above the others for one reason: Red Deck Wins
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
-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