Geometer's Arthropod (SOS 191)

Creature — Fractal Crab • Mana cost: {G}{U} • Secrets of Strixhaven • Rare

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.

"Creatures that have survived blood-soaked millennia should not be underestimated."
—Nev, dean of substance

Illustrated by Joe Slucher.