Deekah, Fractal Theorist
From Commander 2021 set
Deekah, Fractal Theorist
Legendary Creature — Human Wizard
3/3
Magecraft — Whenever you cast or copy an instant or sorcery spell, create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it, where X is that spell's mana value.
: Target creature token can't be blocked this turn.