Manta Ray 
Creature — Fish
$0.13 #24740 0.07 29.2 years
This creature can't attack unless defending player controls an Island.
This creature can't be blocked except by blue creatures.
When you control no Islands, sacrifice this creature.
Click a line or tag to filter
Cards similar to Manta Ray 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.
Sea Serpent100%
$0.09↓#288030.24↑33.1 years↑
"When you control no Islands, sacrifice this creature."
+1 more matching line
Slipstream Serpent100%
$0.04↓#290800.17↑19.9 years↓
"When you control no Islands, sacrifice this creature."
+1 more matching line
Dandân98%
$1.96↑#215070.1232.7 years↑
"When you control no Islands, sacrifice this creature."
+1 more matching line
Vodalian Knights98%
$1.01↑#296140.24↑31.8 years↑
"When you control no Islands, sacrifice this creature."
+1 more matching line
Ethereal Whiskergill98%
$0.11↓#30732↓0.0018.9 years↓
"This creature can't attack unless defending player controls an Island."
Pirate Ship97%
$0.50↑#216680.48↑33.1 years↑
"When you control no Islands, sacrifice this creature."
+1 more matching line
Merchant Ship97%
$43.78↑#285440.42↑32.7 years↑
"When you control no Islands, sacrifice this creature."
+1 more matching line
Armored Galleon97%
$1.07↑#29921↓0.52↑28.2 years↓
"This creature can't attack unless defending player controls an Island."
Steam Frigate97%
$0.24↑#30672↓0.0628.2 years↓
"This creature can't attack unless defending player controls an Island."
Deep-Sea Serpent97%
$0.35↑#30402↓0.0029.3 years
"This creature can't attack unless defending player controls an Island."
Sea Monster97%
$0.03↓#285350.25↑28.9 years
"This creature can't attack unless defending player controls an Island."
Red Cliffs Armada97%
$11.26↑#30986↓0.40↑27.3 years↓
"This creature can't attack unless defending player controls an Island."
Hammerhead Shark97%
$0.17↑#250780.0728.5 years
"This creature can't attack unless defending player controls an Island."
Wu Warship97%
$1.97↑#30205↓0.0027.3 years↓
"This creature can't attack unless defending player controls an Island."
Zhou Yu, Chief Commander97%
$150.00↑#294540.27↑27.3 years↓
"this card can't attack unless defending player controls an Island."
Island Fish Jasconius96%
$0.32↑#265710.42↑32.7 years↑
"When you control no Islands, sacrifice this creature."
+1 more matching line
Giant Shark96%
$0.29↑#256310.30↑32.1 years↑
"When you control no Islands, sacrifice this creature."
+1 more matching line
Vodalian Serpent96%
$0.19↑#30144↓0.0025.9 years↓
"This creature can't attack unless defending player controls an Island."
Kukemssa Serpent96%
$0.11↓#286200.47↑29.9 years
"When you control no Islands, sacrifice this creature."
+1 more matching line
Slipstream Eel95%
$0.06↓#260520.21↑23.9 years↓
"This creature can't attack unless defending player controls an Island."