Primordial Hydra 
Creature — Hydra
$1.39 #2463 0.45 15.1 years
This creature enters with X +1/+1 counters on it.
At the beginning of your upkeep, double the number of +1/+1 counters on this creature.
This creature has trample as long as it has ten or more +1/+1 counters on it.
Click a line or tag to filter
Cards similar to Primordial Hydra 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.
Ascendant Acolyte98%
$0.34↓#10992↓0.06↓4.5 years↓
"At the beginning of your upkeep, double the number of +1/+1 counters on this creature."
+1 more matching line
Baloth Pup90%
$0.12↓#25930↓0.00↓10.6 years↓
"This creature has trample as long as it has a +1/+1 counter on it."
Solarion90%
$0.67↓#22258↓0.00↓22.3 years↑
"
: Double the number of +1/+1 counters on this creature."
: Double the number of +1/+1 counters on this creature."
Hydra's Growth89%
$1.08↓#21070.34↓6.6 years↓
"At the beginning of your upkeep, double the number of +1/+1 counters on enchanted creature."
Lily Bowen, Raging Grandma88%
$0.51↓#6967↓0.00↓2.5 years↓
"At the beginning of your upkeep, double the number of +1/+1 counters on this card if its power is 16 or less. Otherwise, remove all but one +1/+1 counter from it, then you gain 1 life for each +1/+1 counter removed this way."
+1 more matching line
Chaos Imps87%
$0.25↓#23049↓0.13↓13.9 years↓
"This creature has trample as long as it has a +1/+1 counter on it."
Pelt Collector87%
$0.40↓#14942↓0.407.9 years↓
"As long as this creature has three or more +1/+1 counters on it, it has trample."
Kalonian Hydra87%
$5.87↑#1120↑0.4513.1 years↓
"Whenever this creature attacks, double the number of +1/+1 counters on each creature you control."
+1 more matching line
Mossborn Hydra87%
$12.69↑#777↑0.75↑1.8 years↓
"Whenever a land you control enters, double the number of +1/+1 counters on this creature."
+1 more matching line
Dragonsguard Elite86%
$0.24↓#16338↓0.29↓5.4 years↓
"
: Double the number of +1/+1 counters on this creature."
: Double the number of +1/+1 counters on this creature."
Ornery Tumblewagg84%
$0.34↓#4990↓0.90↑2.4 years↓
"At the beginning of combat on your turn, put a +1/+1 counter on target creature."
Fractal Harness84%
$0.30↓#6428↓0.07↓5.4 years↓
"When this Equipment enters, create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it and attach this Equipment to it."
Voracious Hydra83%
$0.28↓#27380.29↓7.2 years↓
"• Double the number of +1/+1 counters on this creature."
+1 more matching line
Big Mother Mouser83%
$2.05↑#5279↓0.00↓0.5 years↓
"Whenever this creature attacks, double the number of +1/+1 counters on it."
+1 more matching line
Bristly Bill, Spine Sower83%
$38.87↑#923↑0.96↑2.4 years↓
"
: Double the number of +1/+1 counters on each creature you control."
: Double the number of +1/+1 counters on each creature you control."
Sisterhood of Karn83%
$0.21↓#12120↓0.31↓2.9 years↓
"Whenever you cast a spell from anywhere other than your hand, double the number of +1/+1 counters on this creature."
+1 more matching line
Byrke, Long Ear of the Law82%
$6.85↑#5927↓0.29↓2.1 years↓
"Whenever a creature you control with a +1/+1 counter on it attacks, double the number of +1/+1 counters on it."
Sage of the Fang81%
$0.22↓#14565↓0.11↓1.4 years↓
"When this creature enters, put a +1/+1 counter on target creature."
Botanical Brawler80%
$0.32↓#6758↓0.27↓3.4 years↓
"Whenever one or more +1/+1 counters are put on another permanent you control, if it's the first time +1/+1 counters have been put on that permanent this turn, put a +1/+1 counter on this creature."
+1 more matching line
Knight of Wundagore80%
$0.09↓#21078↓0.00↓0.2 years↓
"Whenever you put a +1/+1 counter on another creature, put a +1/+1 counter on this creature. This ability triggers only once each turn."
+1 more matching line