mtg commander precon Magic: The Gathering Masters Commander Deck Phyrexia: All Will Be One

If an opponent has been setting up for a powerful turn, but you rip the cards right out of their hand, theyll have nothing to do on their turn, putting them behind several turns

Maleficent, Mistress of all Evil What a name

It would only really work in some bizzaro alternate world where flashback had become a dominant strategy, at which point I can imagine players side-boarding it in as a hate piece

Workers who had patiently borne absolutely everything inflicted on them during the civil war by the Bolsheviks had enough and struck

Oathsworn Vampire

They can just be two or more cards that are more powerful when played together