Taeko, the Patient Avalanche 

Legendary Creature — Turtle Ninja
$2.58 #12409 0.28 1.9 years
Taeko enters tapped.
Whenever another creature you control leaves the battlefield, if it didn't die, scry 1 and put a +1/+1 counter on Taeko.
Whenever Taeko attacks, you may pay
. When you do, target attacking creature can't be blocked this turn.
Click a line or tag to filter
Cards similar to Taeko, the Patient Avalanche 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.
Imperial Cosmographer88%
$0.21↓#30096↓0.260.3 years↓
"Whenever another creature you control leaves the battlefield without dying, put two +1/+1 counters on this creature."
Three Tree Scribe85%
$0.27↓#8700↑0.192.2 years
"Whenever this creature or another creature you control leaves the battlefield without dying, put a +1/+1 counter on target creature you control."
Nefarious Imp84%
$0.21↓#18798↓0.05↓4.4 years↑
"Whenever one or more permanents you control leave the battlefield, scry 1."
Passenger Ferry83%
$0.10↓#17961↓0.12↓1.1 years
"Whenever this Vehicle attacks, you may pay
. When you do, another target attacking creature can't be blocked this turn."
Clammy Prowler79%
$0.21↓#116050.322.1 years
"Whenever this creature attacks, another target attacking creature can't be blocked this turn."
Phase Dolphin78%
$0.12↓#21558↓0.16↓6.5 years↑
"Whenever this creature attacks, another target attacking creature can't be blocked this turn."
Ninth Bridge Patrol77%
$0.14↓#20603↓0.1910.1 years↑
"Whenever another creature you control leaves the battlefield, put a +1/+1 counter on this creature."
Flaming Fist Officer77%
$0.22↓#20681↓0.06↓4.4 years↑
"Whenever another creature you control leaves the battlefield, put a +1/+1 counter on this creature."
Trygon Prime76%
$0.40↓#121720.06↓4.0 years↑
"Whenever this creature attacks, put a +1/+1 counter on it and a +1/+1 counter on up to one other target attacking creature. That creature can't be blocked this turn."
Invisible Woman76%
$0.37↓#15647↓0.200.3 years↓
"Whenever you attack, you may pay 


. When you do, target creature gets +1/+0 until end of turn for each creature you control and can't be blocked this turn."
Krydle of Baldur's Gate73%
$0.19↓#8155↑0.44↑5.2 years↑
"Whenever you attack, you may pay
. If you do, target creature can't be blocked this turn."
Insectoid Exterminator72%
$0.10↓#22517↓0.15↓0.6 years↓
"At the beginning of your end step, if a permanent left the battlefield under your control this turn, scry 1."
Labyrinth Adversary72%
$0.16↓#20569↓0.352.3 years
"Whenever you attack, you may pay 
. When you do, target creature can't block this turn."
Ant-Man, Colony Commander72%
$0.19↓#16051↓0.360.3 years↓
"Whenever this card attacks, you may pay
. When you do, put a +1/+1 counter on target creature."
+1 more matching line