Drowner of Secrets 

Creature — Merfolk Wizard
$0.34 #18684 0.11 19.0 years
Tap an untapped Merfolk you control: Target player mills a card.
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Hair-Strung Koto87%
$0.59↑#221030.31↑22.1 years↑
"Tap an untapped creature you control: Target player mills a card."
Kumena, Tyrant of Orazca78%
$0.36↑#5331↑0.25↑8.8 years↓
"Tap three untapped Merfolk you control: Draw a card."
Lullmage Mentor76%
$8.12↑#8257↑0.64↑17.0 years↓
"Tap seven untapped Merfolk you control: Counter target spell."
Summon the School76%
$0.33↓#194250.1419.0 years
"Tap four untapped Merfolk you control: Return this card from your graveyard to your hand."
Wanderwine Hub76%
$0.82↑#13839↑0.0819.0 years
"As this land enters, you may reveal a Merfolk card from your hand. If you don't, this land enters tapped."
Vodalian War Machine75%
$0.58↑#31846↓0.00↓32.0 years↑
"Tap an untapped Merfolk you control: This creature gets +2/+1 until end of turn."
Persistent Petitioners74%
$0.76↑#10121↑0.65↑7.7 years↓
"Tap four untapped Advisors you control: Target player mills twelve cards."
Embalmer's Tools73%
$0.19↓#13080↑0.22↑9.5 years↓
"Tap an untapped Zombie you control: Target player mills a card."
Jade Bearer72%
$0.08↓#22827↓0.25↑8.8 years↓
"When this creature enters, put a +1/+1 counter on another target Merfolk you control."
Deeproot Elite71%
$0.27↓#5970↑0.38↑8.8 years↓
"Whenever another Merfolk you control enters, put a +1/+1 counter on target Merfolk you control."
Stern Mentor70%
$0.05↓#28527↓0.0614.5 years↓
"As long as this creature is paired with another creature, each of those creatures has "
: Target player mills two cards.""
Evanescent Intellect70%
$0.05↓#24762↓0.33↑12.7 years↓
"Enchanted creature has "
,
: Target player mills three cards.""