Aeve, Progenitor Ooze is a rare Legendary Creature — Ooze card from Jumpstart: Historic Horizons (J21), collector number 539.
Storm (When you cast this spell, copy it for each spell cast before it this turn. Copies become tokens.) Aeve isn't legendary if it's a token. Aeve enters with a +1/+1 counter on it for each other Ooze you control.