Instead, certain decks will run a tapping or untapping package inside them
Here are some incentives for it: Cards like Corrupt, Cabal Coffers, Mutilate, and Defile want you to play as many swamps as possible, so their efficiency is maximized in mono-black decks
The card was so powerful that it warped the entire metagame around itself, forcing players to run specific hate cards in their main decks just to have a chance
It then came into its own thanks to Kavu Predator, which turned the drawback of 5 life into a whopping +5/+5
The card lets you "impulse draw" a card into exile at the end of each of your turns, allowing you to play it until the end of the next turn
Dispatcher Socketed Sprocketer Spell Suck Spy Eye Suspicious Nanny Time Out Very Cryptic Command Very Cryptic Command Very Cryptic Command Very Cryptic Command Very Cryptic Command Very Cryptic Command Wall of Fortune Big Boa Constrictor capital offense Dirty Rat Extremely Slow Zombie Extremely Slow Zombie Extremely Slow Zombie