Defender (This creature can't attack.) When Wall of Junk blocks, return it to its owner's hand at end of combat. (Return it only if it's on the battlefield.)
Urza saw the wall and realized that even if he tore every Phyrexian to pieces, they would still resist him.
Near Mint - $200
Lightly Played - $200
Moderately Played - $200
Heavily Played - $200
Damaged - $100
Near Mint Spanish - $200
Lightly Played Spanish - $200
Moderately Played Spanish - $200
Heavily Played Spanish - $200
Damaged Spanish - $100