You may have Wall of Stolen Identity enter the battlefield as a copy of any creature on the battlefield, except it's a Wall in addition to its other types and has defender. When you do, tap the copied creature and it doesn't untap during its controller's untap step for as long as you control Wall of Stolen Identity.
NM-Mint - $2.80
Lightly Played - $2.60
Moderately Played - $2.30
Heavily Played - $2.00
Damaged - $1.40
NM-Mint Non English - $2.80
Lightly Played Non English - $2.60
Moderately Played Non English - $2.30
Heavily Played Non English - $2.00
Damaged Non English - $1.40