That kind of redundancy among combo cards is a boon for any deck, but its not even that easy to take those individual pieces out, as anyone who has played against Cat Oven combo in Constructed will tell you
Songs are a special type of action card that activate just like a standard action card, causing their effects immediately before going in the discard pile
When you move the less-rare cards from the bottom to the top, the last 2 cards you uncover become the rarest usually most sought-after cards from that booster pack
Much like Pernicious Deed, the OG of scalable destruction, cards like Punishment are still few and far between for good reason: they are powerful, and they can protect the cards you want to keep around
The other is Lands, which has recently emerged as one of the best decks in the format
I dont see people wanting to play this very much