Illustrated by Tuan Duong Chu · Card image provided by Scryfall.
PSOS 175p · rare
Berta, Wise Extrapolator
Legendary Creature — Frog Druid
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Collector number175p
SetSecrets of Strixhaven Promos (PSOS)
Rarityrare
Released2026-04-24
Mana cost{2}{G}{U}
Mana value4
ColoursG, U
Power / toughness1 / 4
ArtistTuan Duong Chu
Oracle text
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.
Format legality
standard: legalfuture: legalhistoric: legaltimeless: legalgladiator: legalpioneer: legalmodern: legallegacy: legalvintage: legalpenny: legalcommander: legaloathbreaker: legalstandardbrawl: legalbrawl: legalcompetitivebrawl: legalalchemy: legalduel: legal
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