Solarium Sentry 
Creature — Cat Soldier
$0.31 #19077 0.15 0.0 years
Whenever an opponent casts a spell with mana value 2 or less, you gain 2 life.
Click a line or tag to filter
Cards similar to Solarium Sentry 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.
Sunscorch Regent86%
$0.31#1629↑0.36↑11.6 years↑
"Whenever an opponent casts a spell, put a +1/+1 counter on this creature and you gain 1 life."
Rewards of Diversity86%
$0.43↑#218960.28↑26.0 years↑
"Whenever an opponent casts a multicolored spell, you gain 4 life."
Soldier of the Pantheon84%
$0.20↓#172110.41↑13.1 years↑
"Whenever an opponent casts a multicolored spell, you gain 1 life."
Dragonlair Spider84%
$0.49↑#8367↑0.31↑14.4 years↑
"Whenever an opponent casts a spell, create a 1/1 green Insect creature token."
Urza's Chalice82%
$1.11↑#24159↓0.0632.6 years↑
"Whenever a player casts an artifact spell, you may pay 
. If you do, you gain 1 life."
. If you do, you gain 1 life."
Gollum, Riddle Master82%
$1.67↑#153670.220.2 years
"Whenever an opponent casts a spell with mana value of the chosen quality, choose one that hasn't been chosen —"
Warmth82%
$1.18↑#28530↓0.1929.0 years↑
"Whenever an opponent casts a red spell, you gain 2 life."
Golem's Heart79%
$0.24↓#13488↑0.0616.1 years↑
"Whenever a player casts an artifact spell, you may gain 1 life."
Kambal, Consul of Allocation78%
$7.89↑#1289↑0.93↑10.1 years↑
"Whenever an opponent casts a noncreature spell, that player loses 2 life and you gain 2 life."
Mogg Sentry78%
$0.32↑#226260.1225.7 years↑
"Whenever an opponent casts a spell, this creature gets +2/+2 until end of turn."
Powerbalance78%
$0.31#2550↑0.39↑2.3 years↑
"Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, you may cast that card without paying its mana cost if the two spells have the same mana value."
Taurean Mauler77%
$0.41↑#956↑0.38↑18.7 years↑
"Whenever an opponent casts a spell, you may put a +1/+1 counter on this creature."
Citanul Druid77%
$8.33↑#28629↓0.2132.6 years↑
"Whenever an opponent casts an artifact spell, put a +1/+1 counter on this creature."
Mangara, the Diplomat76%
$0.36↑#610↑0.36↑6.3 years↑
"Whenever an opponent casts their second spell each turn, draw a card."
Monologue Tax76%
$1.47↑#1043↑0.59↑5.5 years↑
"Whenever an opponent casts their second spell each turn, you create a Treasure token."
Talion, the Kindly Lord76%
$7.48↑#1747↑0.73↑3.1 years↑
"Whenever an opponent casts a spell with mana value, power, or toughness equal to the chosen number, that player loses 2 life and you draw a card."
Yawgmoth's Edict75%
$0.17↓#26108↓0.1228.0 years↑
"Whenever an opponent casts a white spell, that player loses 1 life and you gain 1 life."
Infested Roothold75%
$0.26↓#23270↓0.2222.7 years↑
"Whenever an opponent casts an artifact spell, you may create a 1/1 green Insect creature token."
Wurm's Tooth74%
$0.14↓#14141↑0.00↓22.7 years↑
"Whenever a player casts a green spell, you may gain 1 life."
Angel's Feather74%
$0.21↓#10015↑0.0622.7 years↑
"Whenever a player casts a white spell, you may gain 1 life."