Umbral Collar Zealot 
Creature — Human Cleric
$0.31 #1366 0.24 1.1 years
Sacrifice another creature or artifact: Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)
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Namazu Trader88%
$0.08↓#19529↓0.161.2 years
"Whenever this creature attacks, you may sacrifice another creature or artifact. If you do, surveil 2."
Legion Vanguard84%
$0.17↓#18030↓0.265.2 years↑
", Sacrifice another creature: This creature explores."
, Sacrifice another creature: This creature explores."
Joo Dee, One of Many82%
$0.18↓#11636↓0.00↓0.8 years
", 
: Surveil 1. Create a token that's a copy of this creature, then sacrifice an artifact or creature. Activate only as a sorcery."
, : Surveil 1. Create a token that's a copy of this creature, then sacrifice an artifact or creature. Activate only as a sorcery."
Defiant Salvager80%
$0.04↓#18911↓0.289.6 years↑
"Sacrifice an artifact or creature: Put a +1/+1 counter on this creature. Activate only as a sorcery."
Zahur, Glory's Past80%
$0.22↓#10836↓0.07↓1.6 years
"Sacrifice another creature: Surveil 1. Activate only once each turn."
Hammerhead, Maggia Boss79%
$0.31#18884↓0.00↓0.2 years
"Sacrifice another creature or artifact: Put a +1/+1 counter on this card."
Sanguine Spy77%
$0.24↓#13589↓0.05↓4.4 years↑
", Sacrifice another creature: Surveil 1."
, Sacrifice another creature: Surveil 1."
Sinister Starfish76%
$0.18↓#9367↓0.00↓5.2 years↑
": Surveil 1."
: Surveil 1."
Wretched Doll76%
$0.15↓#21195↓0.181.6 years
", : Surveil 1."
, : Surveil 1."
Fanatical Offering76%
$2.11↑#4480↓0.09↓2.8 years↑
"As an additional cost to cast this spell, sacrifice an artifact or creature."
Sanitation Automaton74%
$0.08↓#22325↓0.182.6 years↑
"When this creature enters, surveil 1."
Whisper Agent74%
$0.07↓#23860↓0.43↑7.9 years↑
"When this creature enters, surveil 1."
Rune-Sealed Wall74%
$0.21↓#10811↓0.06↓1.8 years
": Surveil 1."
: Surveil 1."
Sterling Hound74%
$0.17↓#17278↓0.07↓2.4 years↑
"When this creature enters, surveil 2."
Imperious Inkmage74%
$0.05↓#25419↓0.00↓0.4 years
"When this creature enters, surveil 2."
Dimir Informant74%
$0.15↓#24240↓0.00↓7.9 years↑
"When this creature enters, surveil 2."
A.I.M. Synthoids74%
$0.11↓#20319↓0.00↓0.2 years
"When this creature enters, surveil 2."
Shore Lurker74%
$0.09↓#24720↓0.00↓0.6 years
"When this creature enters, surveil 1."
Consider73%
$0.29↓#379↑0.11↓4.9 years↑
"Surveil 1."
Watcher in the Mist73%
$0.05↓#28012↓0.00↓7.9 years↑
"When this creature enters, surveil 2."