Spell Burst 

Instant
$0.41 #10188 0.40 19.9 years
Buyback
(You may pay an additional
as you cast this spell. If you do, put this card into your hand as it resolves.)
Counter target spell with mana value X.
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Hypnotic Sprite // Mesmeric Glare88%
$0.12↓#5728↑0.11↓6.9 years↓
"Counter target spell with mana value 3 or less."
Prohibit84%
$0.14↓#22541↓0.3625.9 years↑
"Counter target spell if its mana value is 2 or less. If this spell was kicked, counter that spell if its mana value is 4 or less instead."
Reject Imperfection84%
$0.29↓#4722↑0.13↓3.6 years↓
"Counter target spell. If that spell's mana value was 3 or less, proliferate."
Disturbed Burial84%
$0.15↓#18997↓0.18↓28.9 years↑
"Buyback
You may pay an additional
as you cast this spell. If you do, put this card into your hand as it resolves."
Recruit the Worthy84%
$0.20↓#17217↓0.06↓7.2 years↓
"Buyback
You may pay an additional
as you cast this spell. If you do, put this card into your hand as it resolves."
Wash Away83%
$0.38↓#2894↑0.464.8 years↓
"Counter target spell [that wasn't cast from its owner's hand]."
Lab Rats83%
$0.53↑#12891↓0.14↓28.5 years↑
"Buyback
You may pay an additional
as you cast this spell. If you do, put this card into your hand as it resolves."
Fanning the Flames82%
$0.15↓#15087↓0.00↓28.5 years↑
"Buyback
You may pay an additional
as you cast this spell. If you do, put this card into your hand as it resolves."
Seething Anger82%
$0.17↓#14096↓0.22↓28.5 years↑
"Buyback
You may pay an additional
as you cast this spell. If you do, put this card into your hand as it resolves."
Searing Touch82%
$3.26↑#115500.4428.9 years↑
"Buyback
You may pay an additional
as you cast this spell. If you do, put this card into your hand as it resolves."
Elvish Fury80%
$0.10↓#22515↓0.21↓28.9 years↑
"Buyback
You may pay an additional
as you cast this spell. If you do, put this card into your hand as it resolves."
Dispersal Shield80%
$0.13↓#17096↓0.81↑23.3 years↑
"Counter target spell if its mana value is less than or equal to the greatest mana value among permanents you control."
Reiterate80%
$18.90↑#2568↑0.3619.9 years
"Buyback
You may pay an additional
as you cast this spell. If you do, put this card into your hand as it resolves."
Shattering Pulse79%
$0.29↓#18722↓0.25↓28.2 years↑
"Buyback
You may pay an additional
as you cast this spell. If you do, put this card into your hand as it resolves."
Allay79%
$0.15↓#21707↓0.00↓28.2 years↑
"Buyback
You may pay an additional
as you cast this spell. If you do, put this card into your hand as it resolves."