Hidden Stag 
Enchantment
$0.46 #29548 0.53 27.9 years
Whenever an opponent plays a land, if this permanent is an enchantment, it becomes a 3/2 Elk Beast creature.
Whenever you play a land, if this permanent is a creature, it becomes an enchantment.
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Hidden Herd90%
$0.45↓#283500.22↓27.9 years
"When an opponent plays a nonbasic land, if this permanent is an enchantment, it becomes a 3/3 Beast creature."
Opal Acrolith80%
$0.26↓#304330.29↓27.9 years
"Whenever an opponent casts a creature spell, if this permanent is an enchantment, it becomes a 2/4 Soldier creature."
+1 more matching line
Opal Caryatid80%
$0.11↓#305350.00↓27.9 years
"When an opponent casts a creature spell, if this permanent is an enchantment, it becomes a 2/2 Soldier creature."
Lurking Jackals80%
$0.19↓#318210.00↓27.2 years
"When an opponent has 10 or less life, if this permanent is an enchantment, it becomes a 3/2 Jackal creature."
Veil of Birds76%
$0.15↓#283360.33↓27.9 years
"When an opponent casts a spell, if this permanent is an enchantment, it becomes a 1/1 Bird creature with flying."
Hidden Gibbons76%
$11.67↑#18930↑0.38↓27.6 years
"When an opponent casts an instant spell, if this permanent is an enchantment, it becomes a 4/4 Ape creature."
Opal Champion76%
$0.14↓#305820.4427.6 years
"When an opponent casts a creature spell, if this permanent is an enchantment, it becomes a 3/3 Knight creature with first strike."
Dirtcowl Wurm76%
$2.32↑#15889↑0.41↓28.9 years↑
"Whenever an opponent plays a land, put a +1/+1 counter on this creature."
Hidden Ancients76%
$0.23↓#275190.12↓27.9 years
"When an opponent casts an enchantment spell, if this permanent is an enchantment, it becomes a 5/5 Treefolk creature."
Opal Gargoyle74%
$0.16↓#303630.07↓27.9 years
"When an opponent casts a creature spell, if this permanent is an enchantment, it becomes a 2/2 Gargoyle creature with flying."
Pangosaur74%
$0.51↑#23076↑0.21↓26.9 years
"Whenever a player plays a land, return this creature to its owner's hand."
Veiled Crocodile73%
$0.45↓#308630.11↓27.9 years
"When a player has no cards in hand, if this permanent is an enchantment, it becomes a 4/4 Crocodile creature."
Ride the Shoopuf72%
$0.32↓#3653↑0.20↓1.2 years↓
"
: This enchantment becomes a 7/7 Beast creature in addition to its other types."
: This enchantment becomes a 7/7 Beast creature in addition to its other types."
Veiled Serpent72%
$0.06↓#279350.05↓27.9 years
"When an opponent casts a spell, if this permanent is an enchantment, it becomes a 4/4 Serpent creature with "This creature can't attack unless defending player controls an Island.""
Veiled Sentry72%
$0.25↓#283650.19↓27.9 years
"When an opponent casts a spell, if this permanent is an enchantment, it becomes an Illusion creature with power and toughness each equal to that spell's mana value."
Opal Avenger72%
$0.41↓#315700.38↓27.6 years
"When you have 10 or less life, if this permanent is an enchantment, it becomes a 3/5 Soldier creature."
Veiled Apparition71%
$0.18↓#315440.29↓27.9 years
"When an opponent casts a spell, if this permanent is an enchantment, it becomes a 3/3 Illusion creature with flying and "At the beginning of your upkeep, sacrifice this creature unless you pay 
.""
.""
Shattered Angel70%
$0.46#6869↑0.11↓15.3 years↓
"Whenever a land an opponent controls enters, you may gain 3 life."
Opal Archangel70%
$2.10↑#294730.5327.9 years
"When an opponent casts a creature spell, if this permanent is an enchantment, it becomes a 5/5 Angel creature with flying and vigilance."
Horn of Greed70%
$7.77↑#2138↑0.38↓28.5 years
"Whenever a player plays a land, that player draws a card."