Defender (This creature can't attack.) At the beginning of your upkeep, change Wall of Tombstones's base toughness to 1 plus the number of creature cards in your graveyard. (This effect lasts indefinitely.)
NM-Mint - $6.10
Lightly Played - $5.50
Moderately Played - $4.90
Heavily Played - $4.30
Damaged - $3.10
NM-Mint Non English - $6.10
Lightly Played Non English - $5.50
Moderately Played Non English - $4.90
Heavily Played Non English - $4.30
Damaged Non English - $3.10