Its three currencies (Coins for cosmetics, Credits for crafting, and Crystals for extra rewards and perks) are all earned by playing the game and claiming them from daily missions, the Battle Pass, and the like
You can also earn toward the reward ladder that's currently in play, letting you collect cards from the most recent expansion to add to your deck or simply fill out your card dex
This isn't just collector preference, high-end vintage dealers consistently list SGC-slabbed vintage cards in their marketing photos over PSA equivalents because they photograph better
banish it, and if you do, during the Standby Phase of the next turn, Special Summon that banished monster to its owner's field
This is one of the more efficient ways to ramp, even in green, thanks to the card being able to find nonbasic Forests
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