Berta, Wise Extrapolator

Legendary Creature — Frog Druid

Illustrated by Tuan Duong Chu

F

EDHREC Rank #9,653

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. , : Create a 0/0 green and blue Fractal creature token and put X +1/+1 counters on it.

Rulings (6)

If increment triggers, the comparison will happen again when the ability tries to resolve. If the amount of mana spent to cast that spell isn't greater than either of that creature's stats anymore, the ability will do nothing.

Mar 20, 2026

An increment ability will only trigger if the permanent it's on is a creature. Similarly, if the permanent is no longer a creature when its increment ability resolves, the ability won't do anything.

Mar 20, 2026

Whenever you cast a spell, check the amount of mana you spent to cast it against the power and toughness of the creature with increment. If the amount of mana you spent isn't greater than either of that creature's stats, increment won't trigger at all.

Mar 20, 2026