Island Fish Jasconius {4}{U}{U}{U}
Creature — Fish
This creature doesn't untap during your untap step.
At the beginning of your upkeep, you may pay {U}{U}{U}. If you do, untap this creature.
This creature can't attack unless defending player controls an Island.
When you control no Islands, sacrifice this creature.
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Brass Man 88%
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"At the beginning of your upkeep, you may pay {1}. If you do, untap this creature."
+1 more matching line
Brass Gnat 88%
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"At the beginning of your upkeep, you may pay {1}. If you do, untap this creature."
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Goblin War Wagon 85%
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"At the beginning of your upkeep, you may pay {2}. If you do, untap this creature."
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Goblin Dirigible 84%
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"At the beginning of your upkeep, you may pay {4}. If you do, untap this creature."
+1 more matching line
Thelon's Curse 84%
$0.69#31147
"At the beginning of each player's upkeep, that player may choose any number of tapped blue creatures they control and pay {U} for each creature chosen this way. If the player does, untap those creatures."
+1 more matching line
T-45 Power Armor 81%
$0.66#8517
"At the beginning of your upkeep, you may pay {E}. If you do, untap equipped creature, then put your choice of a menace, trample, or lifelink counter on it."
Manta Ray 100%
$0.14#24423
"When you control no Islands, sacrifice this creature."
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Vodalian Knights 100%
#29223
"When you control no Islands, sacrifice this creature."
+1 more matching line
Sea Serpent 100%
#28414
"When you control no Islands, sacrifice this creature."
+1 more matching line
Dandân 100%
$9.41#21187
"When you control no Islands, sacrifice this creature."
+1 more matching line
Merchant Ship 100%
$46.42#28352
"When you control no Islands, sacrifice this creature."
+1 more matching line
Kukemssa Serpent 100%
$0.16#28250
"When you control no Islands, sacrifice this creature."
+1 more matching line
Giant Shark 100%
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"When you control no Islands, sacrifice this creature."
+1 more matching line
Pirate Ship 100%
$0.69#21244
"When you control no Islands, sacrifice this creature."
+1 more matching line
Slipstream Serpent 100%
$0.04#28649
"When you control no Islands, sacrifice this creature."
+1 more matching line
Floodchaser 100%
$0.05#28761
"This creature can't attack unless defending player controls an Island."
Armored Galleon 100%
$1.01#29872
"This creature can't attack unless defending player controls an Island."
Hammerhead Shark 100%
#24873
"This creature can't attack unless defending player controls an Island."