Sister of Silence 
Creature — Human Knight
$0.41 #12962 0.00 4.0 years
Flash
Psychic Abomination — When this creature enters, counter target instant spell, sorcery spell, activated ability, or triggered ability.
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Spider-Sense88%
$1.02↑#2842↑0.33↑1.1 years↓
"Counter target instant spell, sorcery spell, or triggered ability."
Stratus Dancer86%
$0.27↓#8485↑0.11↑11.6 years↑
"When this creature is turned face up, counter target instant or sorcery spell."
Lictor80%
$0.34↓#18478↓0.20↑4.0 years
"Flash"
Envelop80%
$3.92↑#20851↓0.0624.4 years↑
"Counter target sorcery spell."
Extinguish80%
$0.25↓#28185↓0.32↑28.3 years↑
"Counter target sorcery spell."
Dispel79%
$0.32↓#953↑0.33↑16.7 years↑
"Counter target instant spell."
Muddle the Mixture78%
$2.04↑#710↑0.49↑21.0 years↑
"Counter target instant or sorcery spell."
Obscura Charm78%
$0.22↓#8775↑0.004.5 years
"• Counter target instant or sorcery spell."
Psychic Rebuttal78%
$0.22↓#20105↓0.19↑11.3 years↑
"Counter target instant or sorcery spell that targets you."
Tishana's Tidebinder78%
$2.04↑#2819↑0.55↑2.9 years↓
"Flash"
Miscast76%
$1.41↑#2838↑0.41↑6.3 years↑
"Counter target instant or sorcery spell unless its controller pays 
."
."
Necron Deathmark76%
$4.59↑#5020↑0.63↑4.0 years
"Flash"
Green Slime76%
$1.66↑#5603↑0.064.4 years
"Flash"
Unyaro Griffin75%
$0.21↓#24680↓0.0530.0 years↑
"Sacrifice this creature: Counter target red instant or sorcery spell."
Molten Influence74%
$8.77↑#17668↓0.21↑25.1 years↑
"Counter target instant or sorcery spell unless its controller has this card deal 4 damage to them."
Disallow74%
$0.37↓#1829↑0.44↑9.7 years↑
"Counter target spell, activated ability, or triggered ability."
Flusterstorm74%
$4.88↑#308↑0.78↑15.3 years↑
"Counter target instant or sorcery spell unless its controller pays 
."
."
Flash Counter72%
$0.29↓#18342↓0.29↑32.4 years↑
"Counter target instant spell."
Disrupt72%
$0.23↓#10248↑0.11↑29.4 years↑
"Counter target instant or sorcery spell unless its controller pays ."
."
Cursecatcher72%
$0.43↑#118270.22↑18.5 years↑
"Sacrifice this creature: Counter target instant or sorcery spell unless its controller pays ."
."