While Legacy is less about the "one big explosive" turn or sequence of plays, it still mirrors Vintage in a big way with the importance of interaction
Easy to spot errors on fake Pokemon cards: Incorrect fonts No accent above the e in Pokemon The name or picture of evolution is wrong, as is the set number Full art or hidden rare cards dont have any texture Energy signs are the wrong sizes Pokemon picture whole card is broken glass holo The art card has a holo design written on it, but its not holo Text that says Edition 2 where the serial is printed or anywhere else on the card The numbers and info at the bottom of the card dont match the set marks The card has rock, paper, and scissors images on it Anything from before 2019 that has over 300 HP HP doesnt match the original card Wrong border color (sometimes gold instead of yellow, sometimes yellow instead of silver) Borders that are too thick or too thin, not even, not in the middle, etc
If you're power maxing and optimizing, Dalek Drone probably doesn't come close to making the cut, but don't count it out in aggressive artifact decks
Sacred Fire King Garunix Your boss monster
Therefore, the Quality Control department is extremely important: it is responsible for ensuring that the cards function well in the game and are well-balanced