Berta, Wise Extrapolator 
Legendary Creature — Frog Druid
$0.31 #9898 0.00 0.4 years
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.Click a line or tag to filter
Cards similar to Berta, Wise Extrapolator expected a card that isn't here?
Reports become test cases the matcher is graded against before an update ships. Delvefall isn't a chatbot guessing, it compares the printed rules text of every card with plain math, and examples like yours decide which differences should count.
Pensive Professor82%
$0.37↑#6367↑0.000.4 years
"Increment"
Loyal Fire Sage81%
$0.11↓#15067↓0.000.8 years
"
: Create a 1/1 white Ally creature token."
: Create a 1/1 white Ally creature token."
The Vision and Scarlet Witch81%
$34.10↑#12775↓0.000.2 years
"Whenever you cast a spell, add 
and put a +1/+1 counter on this card."
and put a +1/+1 counter on this card."
Spike Breeder80%
$0.30↓#26931↓0.25↑28.5 years↑
", Remove a +1/+1 counter from this creature: Create a 1/1 green Spike creature token."
, Remove a +1/+1 counter from this creature: Create a 1/1 green Spike creature token."+1 more matching line
Hiveheart Shaman80%
$0.19↓#26418↓0.004.8 years↑
": Create a 1/1 green Insect creature token. Put X +1/+1 counters on it, where X is the number of basic land types among lands you control. Activate only as a sorcery."
: Create a 1/1 green Insect creature token. Put X +1/+1 counters on it, where X is the number of basic land types among lands you control. Activate only as a sorcery."
Sun Warriors80%
$0.23↓#83700.000.8 years
": Create a 1/1 white Ally creature token."
: Create a 1/1 white Ally creature token."
Ant Queen79%
$0.73↑#7525↑0.26↑17.1 years↑
"
: Create a 1/1 green Insect creature token."
: Create a 1/1 green Insect creature token."
Ant-Man, Scott Lang79%
$0.19↓#29388↓0.000.2 years
"
: Put a +1/+1 counter on this card."
: Put a +1/+1 counter on this card."
Centaur Glade78%
$0.20↓#24113↓0.0023.9 years↑
": Create a 3/3 green Centaur creature token."
: Create a 3/3 green Centaur creature token."
Jade Mage78%
$0.18↓#99240.52↑15.1 years↑
": Create a 1/1 green Saproling creature token."
: Create a 1/1 green Saproling creature token."
Herd Baloth78%
$0.35↑#4203↑0.32↑5.2 years↑
"Whenever one or more +1/+1 counters are put on this creature, you may create a 4/4 green Beast creature token."
Swarm Shambler78%
$0.19↓#15078↓0.26↑5.9 years↑
", : Put a +1/+1 counter on this creature."
, : Put a +1/+1 counter on this creature."+1 more matching line
Sledding Otter-Penguin78%
$0.29↓#27507↓0.000.8 years
"
: Put a +1/+1 counter on this creature."
: Put a +1/+1 counter on this creature."
Anthroplasm78%
$0.59↑#25855↓0.33↑27.6 years↑
", : Remove all +1/+1 counters from this creature and put X +1/+1 counters on it."
, : Remove all +1/+1 counters from this creature and put X +1/+1 counters on it."+1 more matching line
Hungry Graffalon78%
$0.07↓#24472↓0.000.4 years
"Increment"
Ghave, Guru of Spores78%
$0.52↑#96910.29↑15.2 years↑
", Remove a +1/+1 counter from a creature you control: Create a 1/1 green Saproling creature token."
, Remove a +1/+1 counter from a creature you control: Create a 1/1 green Saproling creature token."+1 more matching line
Kianne, Dean of Substance // Imbraham, Dean of Theory78%
$0.17↓#22957↓0.075.4 years↑
": Create a 0/0 green and blue Fractal creature token. Put a +1/+1 counter on it for each different mana value among nonland cards you own in exile with study counters on them."
: Create a 0/0 green and blue Fractal creature token. Put a +1/+1 counter on it for each different mana value among nonland cards you own in exile with study counters on them."
Marketback Walker78%
$0.37↑#4072↑0.21↑1.6 years↑
": Put a +1/+1 counter on this creature."
: Put a +1/+1 counter on this creature."+1 more matching line
Intrepid Tenderfoot78%
$0.11↓#22435↓0.081.1 years
": Put a +1/+1 counter on this creature. Activate only as a sorcery."
: Put a +1/+1 counter on this creature. Activate only as a sorcery."
Zaxara, the Exemplary78%
$2.26↑#5729↑0.41↑6.4 years↑
": Add two mana of any one color."
: Add two mana of any one color."+1 more matching line