Geometer’s Arthropod [Secrets of Strixhaven]

Whenever you cast a spell with X in its mana cost, look at the top X cards of your library. Put one of them into your hand and the rest on the bottom of your library in a random order.
Rarity: R
Card Number: #191
Type: Creature — Fractal Crab
Flavor: “Creatures that have survived blood-soaked millennia should not be underestimated.”

—Nev, dean of substance