How to Play a Card That Costs You Cards but Not Instantly

The idea that I could play a card that cost you cards but not immediately. So for example let's say I play a card we were talking old school today so I'll use old school card I play a circle protection. It wasn't until anarchy was printed in ice age that read actually had a direct way of dealing with enchantments. If you put a circle protection red in play with free single spell you could often nullify 30 cards in their deck in play in hand. Whatever it was one of the most powerful card advantage cards in the world.