Blood Artist Blood Artist and its many imitators are among the most reliable damage sources in aristocrat decks that might otherwise struggle to close out the game as they fiddle around with Putrid Goblin, Yawgmoth, Thran Physician, and similar cards
Your opponent faces a villainous choice, and plently of cards in MTG synergize with this choice
To Collect Evidence X, you must exile any number of cards from your graveyard with total mana value X or greater, and youll do that to obtain a certain benefit or to get around a restriction
Doesn't really work without a focus on combos, but it is a 4/4 for 4 if you lose 4 life to it, but that barely makes it baseline
Funny enough, those cards are of course also the most expensive cards of these sets
In fact, as of right now I own 59 81 different variations myself, and there are a couple more hard-to-find variations I know to exist (which I will hopefully add to my collection in the not too distant future)