Stonybrook Schoolmaster 
Creature — Merfolk Wizard
$0.32 #11671 0.06 18.7 years
Whenever this creature becomes tapped, you may create a 1/1 blue Merfolk Wizard creature token.
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Pestered Wellguard95%
$0.18↓#16660↓0.16↑0.7 years↓
"Whenever this creature becomes tapped, create a 1/1 blue and black Faerie creature token with flying."
Emmara, Soul of the Accord90%
$0.32#6681↑0.128.0 years↓
"Whenever this card becomes tapped, create a 1/1 white Soldier creature token with lifelink."
Warchanter Skald86%
$0.24↓#19464↓0.005.7 years↓
"Whenever this creature becomes tapped, if it's enchanted or equipped, create a 2/1 red Dwarf Berserker creature token."
Wanderbrine Preacher83%
$0.17↓#17799↓0.120.7 years↓
"Whenever this creature becomes tapped, you gain 2 life."
Vampire Envoy82%
$0.12↓#19223↓0.0010.7 years↓
"Whenever this creature becomes tapped, you gain 1 life."
Veteran of the Depths81%
$0.20↓#25344↓0.0519.0 years
"Whenever this creature becomes tapped, you may put a +1/+1 counter on it."
Radha, Coalition Warlord80%
$0.08↓#19074↓0.064.1 years↓
"Whenever this card becomes tapped, another target creature you control gets +X/+X until end of turn, where X is the number of basic land types among lands you control."
Fallowsage78%
$0.33↑#100970.1219.0 years
"Whenever this creature becomes tapped, you may draw a card."
Deeproot Pilgrimage78%
$1.82↑#4523↑0.26↑2.9 years↓
"Whenever one or more nontoken Merfolk you control become tapped, create a 1/1 blue Merfolk creature token with hexproof."
Tale of Katara and Toph76%
$2.03↑#5850↑0.20↑0.9 years↓
"Creatures you control have "Whenever this creature becomes tapped for the first time during each of your turns, put a +1/+1 counter on it.""
Captain America, Living Legend74%
$0.30↓#6898↑0.29↑0.3 years↓
"Whenever a creature you control becomes tapped during your turn, if it's the first time that creature has become tapped this turn, untap it."
Gideon's Avenger74%
$0.69↑#14609↓0.38↑15.3 years↓
"Whenever a creature an opponent controls becomes tapped, put a +1/+1 counter on this creature."
Renegade Wheelsmith74%
$0.18↓#18246↓0.009.7 years↓
"Whenever this creature becomes tapped, target creature can't block this turn."
Captain's Claws73%
$0.42↑#104680.0710.7 years↓
"Whenever equipped creature attacks, create a 1/1 white Kor Ally creature token that's tapped and attacking."
Kilo, Apogee Mind72%
$0.51↑#3074↑0.48↑1.2 years↓
"Whenever this card becomes tapped, proliferate."
Attentive Sunscribe72%
$0.15↓#17561↓0.062.9 years↓
"Whenever this creature becomes tapped, scry 1."
Wylie Duke, Atiin Hero72%
$0.29↓#7986↑0.062.5 years↓
"Whenever this card becomes tapped, you gain 1 life and draw a card."
Saint Traft and Rem Karolus72%
$0.27↓#14447↓0.063.5 years↓
"Whenever this card becomes tapped, create a 1/1 red Human creature token if this is the first time this ability has resolved this turn. If it's the second time, create a 1/1 blue Spirit creature token with flying. If it's the third time, create a 4/4 white Angel creature token with flying."
Chrome Companion72%
$0.25↓#99030.21↑1.2 years↓
"Whenever this creature becomes tapped, you gain 1 life."
Moonfolk Puzzlemaker72%
$0.11↓#16495↓0.004.7 years↓
"Whenever this creature becomes tapped, scry 1."