Berta, Wise Extrapolator - Secrets of Strixhaven #346

Berta, Wise Extrapolator

Set: Secrets of Strixhaven (SOS)
Collector Number: 346
Type: Legendary Creature — Frog Druid
Rarity: Rare
Mana Value: 4.0

Increment (Whenever you cast a spell, if the amount of mana you spent is greater than this creature's power or toughness, put a +1/+1 counter on this creature.)
Whenever one or more +1/+1 counters are put on Berta, add one mana of any color.
{X}, {T}: Create a 0/0 green and blue Fractal creature token and put X +1/+1 counters on it.