Secrets of Strixhaven Aberrant Manawurm Creature Wurm Trample
Whenever you cast an instant or sorcery spell, this creature gets +X/+0 until end of turn, where X is the amount of mana spent to cast that spell.
“What is the equation for terror?”Lost research note, Paradox Gardens Power: 2 Toughness: 5 Illustrated by Lars Grant-West All Magic: The Gathering (MTG) card images and symbols Wizards of the Coast