Noble Stand 

Enchantment
Whenever a creature you control blocks, you gain 2 life.
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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.
Perimeter Captain 90%
$1.36#6180
"Whenever a creature you control with defender blocks, you may gain 2 life."
The Meathook Massacre 88%
$27.65#505
"Whenever a creature an opponent controls dies, you gain 1 life."
Sultai Flayer 88%
$0.10#23529
"Whenever a creature you control with toughness 4 or greater dies, you gain 4 life."
Gate to the Afterlife 86%
$0.20#11193
"Whenever a nontoken creature you control dies, you gain 1 life. Then you may draw a card. If you do, discard a card."
Laid to Rest 85%
$0.26#11522
"Whenever a creature you control with a +1/+1 counter on it dies, you gain 2 life."
Gladehart Cavalry 85%
$0.31#18311
"Whenever a creature you control with a +1/+1 counter on it dies, you gain 2 life."
Overgrowth Elemental 82%
$0.30#18539
"Whenever another creature you control dies, you gain 1 life. If that creature was an Elemental, put a +1/+1 counter on this creature."
Kamber, the Plunderer 81%
$0.39#8081
"Whenever a creature an opponent controls dies, you gain 1 life and create a Blood token."
Panicked Bystander // Cackling Culprit 81%
$0.12#24010
"Whenever this creature or another creature you control dies, you gain 1 life."
Reyhan, Last of the Abzan 80%
#6175
"Whenever a creature you control dies or is put into the command zone, if it had one or more +1/+1 counters on it, you may put that many +1/+1 counters on target creature."