Tidal Bore 
Instant
$0.41 #14034 0.33 27.0 years
You may return an Island you control to its owner's hand rather than pay this spell's mana cost.
You may tap or untap target creature.
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Gush96%
$2.39↑#6160↑0.56↑27.0 years
"You may return two Islands you control to their owner's hand rather than pay this spell's mana cost."
Ensnare96%
$0.66↑#139650.50↑26.7 years
"You may return two Islands you control to their owner's hand rather than pay this spell's mana cost."
Daze94%
$0.87↑#2995↑0.59↑26.7 years
"You may return an Island you control to its owner's hand rather than pay this spell's mana cost."
Thwart94%
$0.73↑#155150.3327.0 years
"You may return three Islands you control to their owner's hand rather than pay this spell's mana cost."
Elite Interceptor // Rejoinder86%
$0.21↓#133400.07↓0.5 years↓
"You may tap or untap target creature."
Bounding Krasis85%
$0.14↓#18079↓0.2811.3 years↓
"When this creature enters, you may tap or untap target creature."
Thassa's Ire82%
$0.23↓#20698↓0.13↓12.5 years↓
"
: You may tap or untap target creature."
: You may tap or untap target creature."
Puppeteer81%
$0.17↓#157620.00↓25.1 years↓
", 
: You may tap or untap target creature."
, : You may tap or untap target creature."
Niblis of the Breath80%
$0.24↓#17802↓0.12↓14.7 years↓
", : You may tap or untap target creature."
, : You may tap or untap target creature."
Stonybrook Angler80%
$0.24↓#21989↓0.3319.0 years↓
", : You may tap or untap target creature."
, : You may tap or untap target creature."
Teardrop Kami80%
$0.19↓#19212↓0.22↓21.7 years↓
"Sacrifice this creature: You may tap or untap target creature."
Retreat to Coralhelm80%
$0.41#1755↑0.3611.0 years↓
"• You may tap or untap target creature."
Granite Witness80%
$0.05↓#25045↓0.00↓2.7 years↓
"When this creature is turned face up, you may tap or untap target creature."
Puppet Strings79%
$0.44↑#9685↑0.12↓29.0 years↑
"
, : You may tap or untap target creature."
, : You may tap or untap target creature."
Tideforce Elemental78%
$0.32↓#146060.50↑16.7 years↓
", : You may tap or untap another target creature."
, : You may tap or untap another target creature."
Fathom Seer77%
$0.04↓#20319↓0.00↓20.0 years↓
"Morph—Return two Islands you control to their owner's hand. You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost."
. Turn it face up any time for its morph cost."
Glamermite76%
$0.21↓#131010.08↓0.7 years↓
"• Untap target creature."
Chain Stasis76%
$2.77↑#19655↓0.61↑31.1 years↑
"You may tap or untap target creature. Then that creature's controller may pay . If the player does, they may copy this spell and may choose a new target for that copy."
. If the player does, they may copy this spell and may choose a new target for that copy."
Divining Duelist74%
$0.15↓#25527↓0.13↓0.0 years↓
"• Untap target creature."
Foil73%
$1.67↑#4262↑0.90↑26.4 years
"You may discard an Island card and another card rather than pay this spell's mana cost."