You may have this creature enter as a copy of any creature on the battlefield, except it's a Wall in addition to its other types and has
defenderDefender is a static ability.
A creature with defender can’t attack.
Multiple instances of defender on the same creature are redundant. (CR 702.3). When you do,
tapTo tap a permanent, turn it sideways from an upright position. Only untapped permanents can be tapped. (CR 701.26) the copied creature and it doesn't
untapTo untap a permanent, rotate it back to the upright position from a sideways position. Only tapped permanents can be untapped. (CR 701.26) during its controller's
untapTo untap a permanent, rotate it back to the upright position from a sideways position. Only tapped permanents can be untapped. (CR 701.26) step for as long as you control this creature.