Theyre most commonly used for casual play, playtesting, and formats like Commander or Cubeespecially when you want to try a deck before buying expensive cards (or when youd rather not shuffle your rent payment)
A card I will play in every kind of deck
Bloodthirsty Conqueror On the surface, the Bloodthirsty Conqueror looks like any other big dumb five drop creature, with the extra synergy of being a vampire with a life gain ability (there are lots of both in MTG Foundations )
When youre making your opponents discard as many cards as this deck hopes to, youll have a game-ending threat come out of nowhere while also assisting you in forcing an opponent to discard a card on the attack
Fable of the Mirror-Breaker might just be the most powerful card printed last year (and second in ubiquity after my #1 pick for the year)
This burly treefolk doesnt have all the bells and whistles of some other commanders, but simplicity has its appeal