Casey Jones, Back Alley Brute 
Legendary Creature — Human Berserker
$0.31 #7179 0.32 0.6 years
Menace
Whenever Casey Jones attacks, put a +1/+1 counter on target attacking creature.
Whenever you put one or more +1/+1 counters on a creature you control, Casey Jones deals that much damage to target opponent.
Click a line or tag to filter
Cards similar to Casey Jones, Back Alley Brute 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.
Rubblebelt Raiders89%
$0.13↓#18863↓0.00↓13.7 years↑
"Whenever this creature attacks, put a +1/+1 counter on it for each attacking creature you control."
Armasaur Guide89%
$0.09↓#17861↓0.06↓1.9 years↑
"Whenever you attack with three or more creatures, put a +1/+1 counter on target creature you control."
Leatherhead, Iron Gator88%
$0.28↓#8748↓0.340.6 years
"Whenever this card attacks, put two +1/+1 counters on each creature you control."
Ant-Man, Colony Commander88%
$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."
. When you do, put a +1/+1 counter on target creature."+1 more matching line
Elite Scaleguard88%
$0.08↓#9076↓0.18↓11.7 years↑
"Whenever a creature you control with a +1/+1 counter on it attacks, tap target creature defending player controls."
Grime Gorger88%
$0.24↓#22293↓0.12↓4.5 years↑
"Menace"
Oran-Rief Ooze87%
$0.30↓#78130.20↓6.1 years↑
"Whenever this creature attacks, put a +1/+1 counter on each attacking creature with a +1/+1 counter on it."
Dromoka Captain86%
$0.09↓#26378↓0.00↓11.6 years↑
"Whenever this creature attacks, bolster 1."
Deep Goblin Skulltaker86%
$0.15↓#19093↓0.00↓2.9 years↑
"Menace"
Iron Bully86%
$0.06↓#20774↓0.06↓7.5 years↑
"Menace"
Trygon Prime85%
$0.40↑#12172↓0.06↓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."
Resplendent Griffin84%
$0.11↓#28706↓0.00↓8.8 years↑
"Whenever this creature attacks, if you have the city's blessing, put a +1/+1 counter on it."
Fangren Firstborn84%
$2.18↑#15724↓0.2622.7 years↑
"Whenever this creature attacks, put a +1/+1 counter on each attacking creature."
Arcbound Tracker84%
$0.24↓#9940↓0.06↓5.3 years↑
"Menace"
Enduring Scalelord84%
$0.13↓#11439↓0.00↓11.6 years↑
"Whenever one or more +1/+1 counters are put on another creature you control, you may put a +1/+1 counter on this creature."
Armory of Iroas82%
$0.23↓#80260.2712.5 years↑
"Whenever equipped creature attacks, put a +1/+1 counter on it."
Bone Sabres82%
$4.79↑#61140.07↓4.0 years↑
"Whenever equipped creature attacks, put four +1/+1 counters on it."
Knight of Wundagore82%
$0.08↓#19783↓0.11↓0.3 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."
Goliath Truck82%
$0.47↑#14099↓0.00↓4.0 years↑
"Whenever this Vehicle attacks, put two +1/+1 counters on another target attacking creature."
Ornery Tumblewagg82%
$0.36↑#5181↑0.22↓2.5 years↑
"Whenever this creature attacks while saddled, double the number of +1/+1 counters on target creature."
+1 more matching line