Berta, Wise Extrapolator 
Legendary Creature — Frog Druid
$0.34 #9370 0.16 0.5 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%
$0.38↑#5323↑0.180.5 years
"Increment"
Loyal Fire Sage81%
$0.13↓#15108↓0.080.9 years
"
: Create a 1/1 white Ally creature token."
: Create a 1/1 white Ally creature token."
The Vision and Scarlet Witch81%
$34.15↑#11609↓0.55↑0.3 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."
Hiveheart Shaman80%
$0.17↓#26679↓0.124.9 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."
High Sentinels of Arashin80%
$0.13↓#15934↓0.00↓12.1 years↑
"
: Put a +1/+1 counter on target creature."
: Put a +1/+1 counter on target creature."+1 more matching line
Sun Warriors80%
$0.22↓#82440.160.9 years
": Create a 1/1 white Ally creature token."
: Create a 1/1 white Ally creature token."
Spike Breeder79%
$0.35↑#27141↓0.06↓28.6 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
Ant Queen79%
$0.69↑#77180.2217.3 years↑
"
: Create a 1/1 green Insect creature token."
: Create a 1/1 green Insect creature token."
Centaur Glade78%
$0.22↓#24518↓0.00↓24.0 years↑
": Create a 3/3 green Centaur creature token."
: Create a 3/3 green Centaur creature token."
Jade Mage78%
$0.20↓#100700.2415.3 years↑
": Create a 1/1 green Saproling creature token."
: Create a 1/1 green Saproling creature token."
Ant-Man, Scott Lang78%
$0.17↓#28882↓0.30↑0.3 years
"
: Put a +1/+1 counter on this card."
: Put a +1/+1 counter on this card."
Herd Baloth78%
$0.33↓#4267↑0.29↑5.3 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↓#15392↓0.076.1 years↑
", : Put a +1/+1 counter on this creature."
, : Put a +1/+1 counter on this creature."+1 more matching line
Hungry Graffalon78%
$0.06↓#24228↓0.080.5 years
"Increment"
Tempered Veteran78%
$0.14↓#23281↓0.00↓6.3 years↑
", : Put a +1/+1 counter on target creature with a +1/+1 counter on it."
, : Put a +1/+1 counter on target creature with a +1/+1 counter on it."
Emil, Vastlands Roamer78%
$0.26↓#91790.170.5 years
", : Create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it, where X is the number of differently named lands you control."
, : Create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it, where X is the number of differently named lands you control."
Sledding Otter-Penguin78%
$0.25↓#27598↓0.06↓0.9 years
": Put a +1/+1 counter on this creature."
: Put a +1/+1 counter on this creature."
Anthroplasm78%
$0.54↑#26132↓0.00↓27.7 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
Marketback Walker78%
$0.38↑#3959↑0.231.7 years↑
": Put a +1/+1 counter on this creature."
: Put a +1/+1 counter on this creature."+1 more matching line
Zaxara, the Exemplary78%
$2.01↑#5802↑0.50↑6.5 years↑
": Add two mana of any one color."
: Add two mana of any one color."+1 more matching line