| Name | Berta, Wise Extrapolator  |
|---|---|
| Type | Legendary creature — frog druid |
| Description | 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.
 ,  See more |
| Artist | Tuan Duong Chu |
| Set | Secrets of Strixhaven #175 |
| Wallpaper |  download |
| Image |  download |
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Berta, Wise Extrapolator, Legendary creature — frog druid, designed by Tuan Duong Chu first released in Mar, 2026 in the set Secrets of Strixhaven and was printed exactly in 2 different ways.
Berta, Wise Extrapolator would fit best in a Simic (green-blue) +1/+1 counters or spell-ramp “big mana” deck, especially one that consistently casts increasingly expensive spells to trigger Increment and snowball her growth while generating extra mana from her counter triggers. She pairs well with Proliferate, Hardened Scales–style effects, Hydras, and scalable spells, and she works nicely in Commander where longer games and mana engines thrive; the Fractal ability also gives her a mana sink that turns excess resources into threats. However, in competitive formats she would likely be outclassed by more efficient Simic staples like Kinnan, Bonder Prodigy (which generates far more explosive mana), Gyre Sage (which scales faster in counter decks), or Zaxara, the Exemplary (which creates X-cost tokens more efficiently), making Berta more of a value-engine build-around than a top-tier staple. Overall, she would definitely be playable and fun in Commander or casual counter/ramp shells, but p
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