Opaline Sliver 
Creature — Sliver
$2.05 #10654 0.50 19.9 years
All Slivers have "Whenever this permanent becomes the target of a spell an opponent controls, you may draw a card."
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Shapers' Sanctuary85%
$0.81↓#119010.17↓8.9 years↓
"Whenever a creature you control becomes the target of a spell or ability an opponent controls, you may draw a card."
Synapse Sliver84%
$3.83↑#5789↑0.65↑23.6 years↑
"Whenever a Sliver deals combat damage to a player, its controller may draw a card."
Surrak, Elusive Hunter82%
$0.49↓#7330↑0.29↓1.4 years↓
"Whenever a creature you control or a creature spell you control becomes the target of a spell or ability an opponent controls, draw a card."
Warden of the Woods80%
$0.22↓#19946↓0.27↓6.2 years↓
"Whenever this creature becomes the target of a spell or ability an opponent controls, you may draw two cards."
Battle Mammoth79%
$0.40↓#8290↑0.20↓5.6 years↓
"Whenever a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card."
Rayne, Academy Chancellor77%
$0.51↓#20357↓0.4427.2 years↑
"Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card. You may draw an additional card if this card is enchanted."
Tenured Concocter76%
$0.06↓#25868↓0.00↓0.4 years↓
"Whenever this creature becomes the target of a spell or ability an opponent controls, you may draw a card."
Cactarantula74%
$0.07↓#15982↓0.38↓2.4 years↓
"Whenever this creature becomes the target of a spell or ability an opponent controls, you may draw a card."
Regal Sliver73%
$0.76↓#97800.573.1 years↓
"Sliver creatures you control have "When this creature enters, Slivers you control get +1/+1 until end of turn if you're the monarch. Otherwise, you become the monarch.""
Old Fat Spider72%
$0.21↓#23057↓0.00↓0.1 years↓
"Whenever this creature becomes the target of a spell or ability an opponent controls, draw a card."
Watcher Sliver72%
$0.13↓#18013↓0.27↓19.9 years
"All Sliver creatures get +0/+2."
Dormant Sliver72%
$0.39↓#15086↓0.61↑19.6 years
"All Slivers have "When this permanent enters, draw a card.""
Diffusion Sliver72%
$2.81↑#4264↑0.33↓12.1 years↓
"Whenever a Sliver creature you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays 
."
."
Elrond, Master of Healing72%
$0.41↓#6802↑0.27↓3.2 years↓
"Whenever a creature you control with a +1/+1 counter on it becomes the target of a spell or ability an opponent controls, you may draw a card."
Reparations72%
$4.80↑#22560↓0.4329.9 years↑
"Whenever an opponent casts a spell that targets you or a creature you control, you may draw a card."
Altanak, the Thrice-Called72%
$0.24↓#7299↑0.16↓1.9 years↓
"Whenever this card becomes the target of a spell or ability an opponent controls, draw a card."
Fey Steed72%
$0.31↓#17144↓0.29↓5.1 years↓
"Whenever a creature or planeswalker you control becomes the target of a spell or ability an opponent controls, you may draw a card."
Mnemonic Sliver70%
$0.41↓#19622↓0.4328.9 years↑
"All Slivers have ", Sacrifice this permanent: Draw a card.""
, Sacrifice this permanent: Draw a card.""
Tempered Sliver70%
$0.29↓#114360.31↓7.2 years↓
"Sliver creatures you control have "Whenever this creature deals combat damage to a player, put a +1/+1 counter on it.""
Mistform Sliver70%
$0.24↓#24994↓0.00↓23.6 years↑
"All Slivers have ": This permanent becomes the creature type of your choice in addition to its other types until end of turn.""
: This permanent becomes the creature type of your choice in addition to its other types until end of turn.""