Thwart 
Instant
$0.73 #15515 0.33 27.0 years
You may return three Islands you control to their owner's hand rather than pay this spell's mana cost.
Counter target spell.
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Daze98%
$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."
+1 more matching line
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."
Ensnare95%
$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."
Tidal Bore94%
$0.41↓#140340.3327.0 years
"You may return an Island you control to its owner's hand rather than pay this spell's mana cost."
Flare of Denial88%
$3.26↑#1451↑1.09↑2.3 years↓
"Counter target spell."
Foil86%
$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."
+1 more matching line
Force of Will84%
$55.32↑#204↑2.15↑30.4 years↑
"Counter target spell."
Pact of Negation82%
$15.96↑#372↑1.48↑19.5 years↓
"Counter target spell."
Disrupting Shoal82%
$16.05↑#9387↑0.3121.7 years↓
"Counter target spell if its mana value is X."
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."
Mental Misstep76%
$5.95↑#474↑0.91↑15.4 years↓
"Counter target spell with mana value 1."
Not of This World76%
$5.90↑#2376↑0.47↑16.5 years↓
"Counter target spell or ability that targets a permanent you control."
Fierce Guardianship76%
$61.05↑#83↑2.29↑6.5 years↓
"Counter target noncreature spell."
Flooded Shoreline73%
$2.89↑#21102↓0.16↓29.7 years↑
", Return two Islands you control to their owner's hand: Return target creature to its owner's hand."
, Return two Islands you control to their owner's hand: Return target creature to its owner's hand."
Cancel73%
$0.07↓#2087↑0.3120.0 years↓
"Counter target spell."
Saprazzan Legate72%
$0.35↓#21301↓0.00↓27.0 years
"If an opponent controls a Mountain and you control an Island, you may cast this spell without paying its mana cost."
Deprive72%
$0.48↓#9909↑0.3716.5 years↓
"As an additional cost to cast this spell, return a land you control to its owner's hand."
+1 more matching line
Saw It Coming72%
$0.36↓#3132↑0.305.7 years↓
"Counter target spell."
Fieldmist Borderpost72%
$0.22↓#162110.05↓17.5 years↓
"You may pay 
and return a basic land you control to its owner's hand rather than pay this spell's mana cost."
and return a basic land you control to its owner's hand rather than pay this spell's mana cost."
Veinfire Borderpost72%
$0.25↓#171810.2717.5 years↓
"You may pay and return a basic land you control to its owner's hand rather than pay this spell's mana cost."
and return a basic land you control to its owner's hand rather than pay this spell's mana cost."