Skeleton Ship 
Legendary Creature — Skeleton
$6.31 #21056 0.27 31.4 years
When you control no Islands, sacrifice Skeleton Ship.
: Put a -1/-1 counter on target creature.Click a line or tag to filter
Cards similar to Skeleton Ship 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.
Kukemssa Serpent93%
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"When you control no Islands, sacrifice this creature."
Sea Serpent92%
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"When you control no Islands, sacrifice this creature."
Manta Ray92%
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"When you control no Islands, sacrifice this creature."
Pirate Ship91%
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"When you control no Islands, sacrifice this creature."
Slipstream Serpent90%
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"When you control no Islands, sacrifice this creature."
Dandân90%
$1.34↓#217840.3332.8 years↑
"When you control no Islands, sacrifice this creature."
Gnarled Effigy89%
$0.15↓#27769↓0.07↓18.5 years↓
"
, : Put a -1/-1 counter on target creature."
, : Put a -1/-1 counter on target creature."
Vodalian Knights88%
$1.01↓#29928↓0.07↓32.0 years
"When you control no Islands, sacrifice this creature."
Seasinger88%
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"When you control no Islands, sacrifice this creature."
Merchant Ship87%
$42.56↑#28771↓0.12↓32.8 years↑
"When you control no Islands, sacrifice this creature."
Island Fish Jasconius86%
$0.32↓#26903↓0.00↓32.8 years↑
"When you control no Islands, sacrifice this creature."
Giant Shark86%
$0.31↓#26007↓0.00↓32.2 years
"When you control no Islands, sacrifice this creature."
Marjhan86%
$0.58↓#29633↓0.06↓31.1 years
"When you control no Islands, sacrifice this creature."
+1 more matching line
Gorilla Pack84%
$0.18↓#27032↓0.00↓31.4 years
"When you control no Forests, sacrifice this creature."
Bog Serpent84%
$0.10↓#30754↓0.00↓19.7 years↓
"When you control no Swamps, sacrifice this creature."
Barbarian Outcast84%
$0.05↓#31388↓0.00↓24.7 years↓
"When you control no Swamps, sacrifice this creature."
Fevered Convulsions82%
$0.70↓#228590.06↓29.0 years↓
"
: Put a -1/-1 counter on target creature."
: Put a -1/-1 counter on target creature."
Serrated Biskelion81%
$0.12↓#203450.1829.4 years↓
": Put a -1/-1 counter on this creature and a -1/-1 counter on target creature."
: Put a -1/-1 counter on this creature and a -1/-1 counter on target creature."
Ronom Serpent80%
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"When you control no snow lands, sacrifice this creature."
Blight Rot80%
$0.28↓#8917↑0.04↓0.7 years↓
"Put four -1/-1 counters on target creature."