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.)
Near Mint - $6.10
Near Mint Non-English - $6.10
Lightly Played - $5.50
Lightly Played Non-English - $5.50
Played - $4.30
Played Non-English - $4.30
Heavily Played - $3.70
Heavily Played Non-English - $3.70
Damaged - $3.10
Damaged Non-English - $3.10