pokemon shiny treasures booster box [JP] – Sakuras Card Shop Each booster pack contains 10 cards. Shiny Treasure Ex Booster Box

So let's see two other replacement effects that are indeed self-replacement effects, to drive the point home

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1 Patchwork Banner Kindred Decks Have Never Been Better This little mana rock pulls double duty in a way that few other three-mana mana rocks have been able to over the years

If you have declared 2 attacking creatures and then one of them left the battlefield, Exalted trigger will not work

Scapeshift, Splinter Twin, Storm, and Ad Nauseam all used Dig Through Time to find whatever piece they needed to win the game

Instead, the biggest shift we see is in the middle, with a ton of cards falling into the $1$2 price slot, while the high end (anything $3 or more) is severely lacking