Rising Populace 

Creature — Human
Whenever another creature or planeswalker you control dies, put a +1/+1 counter on this creature.
click a line to search just that ability, click more to combine them
Cards that do something similar 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.
Swarm of Bloodflies 95%
$0.22#13471
"Whenever another creature dies, put a +1/+1 counter on this creature."
Havengul Vampire 95%
$0.26#20873
"Whenever another creature dies, put a +1/+1 counter on this creature."
Scavenger Drake 95%
$0.17#21836
"Whenever another creature dies, you may put a +1/+1 counter on this creature."
Algae Gharial 95%
$0.08#21604
"Whenever another creature dies, you may put a +1/+1 counter on this creature."
Deathbringer Thoctar 95%
$0.52#12113
"Whenever another creature dies, you may put a +1/+1 counter on this creature."
Rockslide Elemental 95%
$0.28#23544
"Whenever another creature dies, you may put a +1/+1 counter on this creature."
Judge Magister Gabranth 94%
$0.27#9346
"Whenever another creature or artifact you control dies, put a +1/+1 counter on this card."
Guardian Kirin 92%
$0.10#23923
"Whenever another creature you control dies, put a +1/+1 counter on this creature."
Gavony Unhallowed 92%
$0.24#19316
"Whenever another creature you control dies, put a +1/+1 counter on this creature."
Voracious Vermin 92%
$0.30#5618
"Whenever another creature you control dies, put a +1/+1 counter on this creature."
Rot Shambler 92%
$0.26#13229
"Whenever another creature you control dies, put a +1/+1 counter on this creature."
Feral Ghoul 92%
$3.55#4051
"Whenever another creature you control dies, put a +1/+1 counter on this creature."
Unruly Mob 92%
$0.16#17503
"Whenever another creature you control dies, put a +1/+1 counter on this creature."
Mausoleum Harpy 92%
$0.05#28744
"Whenever another creature you control dies, if you have the city's blessing, put a +1/+1 counter on this creature."
Vogar, Necropolis Tyrant 91%
#13624
"Whenever another creature dies during your turn, put a +1/+1 counter on this card."
Orca, Siege Demon 91%
$0.34#13899
"Whenever another creature dies, put a +1/+1 counter on this card."
Ob Nixilis, Unshackled 91%
$5.54#3844
"Whenever another creature dies, put a +1/+1 counter on this card."