Toxrill, the Corrosive {5}{B}{B}
Legendary Creature — Slug Horror
At the beginning of each end step, put a slime counter on each creature you don't control.
Creatures you don't control get -1/-1 for each slime counter on them.
Whenever a creature you don't control with a slime counter on it dies, create a 1/1 black Slug creature token.
{U}{B}, Sacrifice a Slug: Draw a card.
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.
Golgari Germination 84%
$0.55#7779
"Whenever a nontoken creature you control dies, create a 1/1 green Saproling creature token."
Gutter Grime 82%
$0.38#13077
"Whenever a nontoken creature you control dies, put a slime counter on this enchantment, then create a green Ooze creature token with "This token's power and toughness are each equal to the number of slime counters on this card.""
Headless Rider 82%
$4.24#2825
"Whenever this creature or another nontoken Zombie you control dies, create a 2/2 black Zombie creature token."
Akki Ember-Keeper 81%
$0.22#17849
"Whenever a nontoken modified creature you control dies, create a 1/1 colorless Spirit creature token."
Sporogenesis 81%
$3.48#17653
"Whenever a creature with a fungus counter on it dies, create a 1/1 green Saproling creature token for each fungus counter on that creature."
Genestealer Patriarch 80%
$0.35#15144
"Whenever a creature with an infection counter on it dies, you create a token that's a copy of that creature, except it's a Tyranid in addition to its other types."
Overseer of the Damned 80%
$0.37#3403
"Whenever a nontoken creature an opponent controls dies, create a tapped 2/2 black Zombie creature token."