Vigorbloom Vanguard // Seed Suture 
// 
Creature — Troll Druid // Sorcery
This creature enters prepared. (While it's prepared, you may cast a copy of its spell. Doing so unprepares it.)
Each creature you control with a +1/+1 counter on it has vigilance.
Put a +1/+1 counter on target creature. You gain 1 life.
every line here is clickable: search one ability on its own, or a few together
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.
Adventurous Eater // Have a Bite 100%
$0.08#20356
"Put a +1/+1 counter on target creature. You gain 1 life."
+1 more matching line
Battlefield Promotion 99%
$0.08#17689
"Put a +1/+1 counter on target creature. That creature gains first strike until end of turn. You gain 2 life."
That's Rough Buddy 97%
$0.17#15754
"Put a +1/+1 counter on target creature. Put two +1/+1 counters on that creature instead if a creature left the battlefield under your control this turn."
Arbor Armament 95%
$0.09#17381
"Put a +1/+1 counter on target creature. That creature gains reach until end of turn."
Revitalizing Repast // Old-Growth Grove 95%
$0.83#736
"Put a +1/+1 counter on target creature. It gains indestructible until end of turn."
Show of Confidence 95%
$0.19#10017
"Put a +1/+1 counter on target creature. It gains vigilance until end of turn."
Assure // Assemble 95%
$0.2#19026
"Put a +1/+1 counter on target creature. That creature gains indestructible until end of turn."
Lightfoot Technique 94%
$0.17#10156
"Put a +1/+1 counter on target creature. It gains flying and indestructible until end of turn."
Take Up the Shield 94%
$0.14#3731
"Put a +1/+1 counter on target creature. It gains lifelink and indestructible until end of turn."
Maximum Overdrive 94%
$0.22#9953
"Put a +1/+1 counter on target creature. It gains deathtouch and indestructible until end of turn."
Fleeting Flight 93%
$0.16#8680
"Put a +1/+1 counter on target creature. It gains flying until end of turn. Prevent all combat damage that would be dealt to it this turn."