The game has so many cards, to a Yu-Gi-Oh noob like me it's overwhelming
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Human" #0488 "Turtle Raccoon" #0489 "Fungi of the Musk" #0490 "Prisman" #0491 "Crazy Fish" #0492 "Cyber Saurus" #0493 "Bracchio-raidus" #0494 "Laughing Flower" #0495 "Bean Soldier" #0496 "Cannon Soldier" #0497 "Guardian of the Throne Room" #0498 "Brave Scizzar" #0499 "The Statue of Easter Island" #0500 "Muka Muka" #0501 "Sand Stone" #0502 "Boulder Tortoise" #0503 "Fire Kraken" #0504 "Turtle Bird" #0505 "Skullbird" #0506 "Monstrous Bird" #0507 "The Bistro Butcher" #0508 "Star Boy" #0509 "Spirit of the Mountain" #0510 "Neck Hunter" #0511 "Milus Radiant" #0512 "Togex" #0513 "Flame Cerebrus" #0514 "Eldeen" #0515 "Mystical Sand" #0516 "Gemini Elf" #0517 "Kwagar Hercules" #0518 "Minar" #0519 "Kamakiriman" #0520 "Mechaleon" #0521 "Mega Thunderball" #0522 "Niwatori" #0523 "Corroding Shark" #0524 "Skelengel" #0525 "Hane-Hane" #0526 "Misairuzame" #0527 "Tongyo" #0528 "Dharma Cannon" #0529 "Skelgon" #0530 "Wow Warrior" #0531 "Griggle" #0532 "Bone Mouse" #0533 "Frog the Jam" #0534 "Behegon" #0535 "Dark Elf" #0537 "Mushroom Man #2" #0538 "Lava Battleguard" #0539 "Tyhone #2" #0540 "The Wandering Doomed" #0541 "Steel Ogre Grotto #1" #0542 "Pot the Trick" #0543 "Oscillo Hero" #0545 "Lesser Dragon" #0546 "Needle Worm" #0547 "Wretched Ghost of the Attic" #0548 "Great Mammoth of Goldfine" #0549 "Man-eating Black Shark" #0550 "Yormungarde" #0551 "Darkworld Thorns" #0552 "Anthrosaurus" #0553 "Drooling Lizard" #0554 "Trakadon" #0555 "B

Market Context: The original Japanese Umbreon required an impossible 70,000 EXP points to acquire, making it a ghost to most collectors
There is a risk that small pebbles and crumbs can get inside and damage your cards
Even beyond the dual lands, Wizards could spend the next several years making piles of money selling foil Mox Diamonds, Moats, Gaea's Cradles, and Mishra's Workshops, and these are only the most expensive of the Reserved List cards