Spirit Cairn 
Enchantment
$0.16 #21250 0.31 24.4 years
Whenever a player discards a card, you may pay . If you do, create a 1/1 white Spirit creature token with flying.
. If you do, create a 1/1 white Spirit creature token with flying.Click a line or tag to filter
Cards similar to Spirit Cairn 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.
The Raven Man90%
$0.34↑#4726↑0.21↓4.1 years↓
"At the beginning of each end step, if a player discarded a card this turn, create a 1/1 black Bird creature token with flying and "This token can't block.""
Confessor84%
$0.22↑#184880.21↓25.1 years
"Whenever a player discards a card, you may gain 1 life."
Dying to Serve84%
$0.36↑#9853↑0.324.9 years↓
"Whenever you discard one or more cards, create a tapped 2/2 black Zombie creature token. This ability triggers only once each turn."
Drake Haven83%
$0.34↑#8896↑0.06↓9.5 years↓
"Whenever you cycle or discard a card, you may pay 
. If you do, create a 2/2 blue Drake creature token with flying."
. If you do, create a 2/2 blue Drake creature token with flying."
Nath of the Gilt-Leaf82%
$3.10↑#13035↑0.61↑19.0 years↓
"Whenever an opponent discards a card, you may create a 1/1 green Elf Warrior creature token."
Mysterio's Mirage78%
$0.39↑#189660.21↓0.3 years↓
"At the beginning of your end step, if you discarded a card this turn, create a 3/3 blue Illusion Villain creature token."
Hostile Investigator78%
$0.40↑#13325↑0.242.5 years↓
"Whenever one or more players discard one or more cards, investigate. This ability triggers only once each turn."
Tinybones, Pocket Nuisance76%
$0.22↑#14303↑0.58↑0.0 years↓
"Whenever a player discards one or more cards, this card deals 1 damage to each opponent."
Cryptcaller Chariot76%
$0.39↑#4403↑0.21↓1.7 years↓
"Whenever you discard one or more cards, create that many tapped 2/2 black Zombie creature tokens."
Aclazotz, Deepest Betrayal // Temple of the Dead75%
$9.23↑#2591↑0.75↑2.9 years↓
"Whenever an opponent discards a land card, create a 1/1 black Bat creature token with flying."
Liliana's Caress74%
$5.10↑#2409↑0.59↑16.3 years↓
"Whenever an opponent discards a card, that player loses 2 life."
Waste Not74%
$5.45↑#1256↑0.86↑12.3 years↓
"Whenever an opponent discards a creature card, create a 2/2 black Zombie creature token."
Bone Miser74%
$28.12↑#2139↑0.47↑7.2 years↓
"Whenever you discard a creature card, create a 2/2 black Zombie creature token."
Metrognome73%
$0.47↑#29115↓0.12↓28.0 years↑
"When a spell or ability an opponent controls causes you to discard this card, create four 1/1 colorless Gnome artifact creature tokens."
Sangromancer72%
$0.76↑#2036↑0.3315.7 years↓
"Whenever an opponent discards a card, you may gain 3 life."
Fell Specter72%
$0.35↑#4911↑0.05↓8.3 years↓
"Whenever an opponent discards a card, that player loses 2 life."
Wharf Infiltrator71%
$0.33↑#6626↑0.00↓10.2 years↓
"Whenever you discard a creature card, you may pay . If you do, create a 3/2 colorless Eldrazi Horror creature token."
. If you do, create a 3/2 colorless Eldrazi Horror creature token."
Geth's Grimoire71%
$8.38↑#2317↑0.49↑22.7 years↓
"Whenever an opponent discards a card, you may draw a card."
Abyssal Nocturnus70%
$0.69↑#202980.3820.7 years↓
"Whenever an opponent discards a card, this creature gets +2/+2 and gains fear until end of turn."