Seer of Stolen Sight 

Creature — Phyrexian Warlock
$0.29 #20977 0.06 3.5 years
Menace (This creature can't be blocked except by two or more creatures.)
Whenever one or more artifacts and/or creatures you control are put into a graveyard from the battlefield, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)
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Gift of Compleation78%
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"Whenever you gain life for the first time each turn, surveil 1."
Grim Javelineer76%
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"Whenever you attack, target attacking creature gets +1/+0 until end of turn. When that creature dies this turn, surveil 1."
Heirloom Auntie74%
$0.17↓#15285↑0.040.7 years↓
"Whenever another creature you control dies, surveil 1, then remove a -1/-1 counter from this creature."
Wary Farmer74%
$0.10↓#194700.020.7 years↓
"At the beginning of your end step, if another creature entered the battlefield under your control this turn, surveil 1."
MACH-1, Swooping Scoundrel74%
$0.26↓#25846↓0.27↑0.3 years↓
"When this card enters and whenever you gain life, surveil 1. This ability triggers only once each turn."
Umbral Collar Zealot72%
$0.37↑#1277↑0.20↑1.2 years↓
"Sacrifice another creature or artifact: Surveil 1."