Metamorphic Alteration 
Enchantment — Aura
$0.35 #14651 0.06 8.3 years
Enchant creature
As this Aura enters, choose a creature.
Enchanted creature is a copy of the chosen creature.
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Mirror of the Forebears80%
$1.81↑#10612↑0.129.2 years
"As this artifact enters, choose a creature type."
Protean Thaumaturge76%
$0.31↓#10641↑0.006.7 years↓
"Whenever an enchantment you control enters, you may have this creature become a copy of another target creature, except it has this ability."
Dauntless Bodyguard76%
$0.17↓#9954↑0.058.5 years
"As this creature enters, choose another creature you control."
Mirror Mockery76%
$0.44↑#134280.22↑11.6 years↑
"Enchant creature"
Infinite Reflection75%
$0.24↓#17784↓0.1214.5 years↑
"Nontoken creatures you control enter as a copy of enchanted creature."
Tyrannical Pitlord74%
$0.16↓#21042↓0.134.1 years↓
"As this creature enters, choose another creature you control."
Secret Invasion74%
$0.23↓#18462↓0.42↑0.3 years↓
"When this Aura enters, exile up to one target creature other than enchanted creature until this Aura leaves the battlefield. Enchanted creature becomes a copy of that creature until this Aura leaves the battlefield."
Splinter Twin74%
$6.85↑#5355↑0.47↑16.5 years↑
"Enchant creature"
Takklemaggot72%
$0.23↓#24447↓0.47↑32.4 years↑
"Enchant creature"
Followed Footsteps70%
$2.63↑#9256↑0.1221.0 years↑
"Enchant creature"