Wall of Tombstones

Set: Legends

Rarity: Uncommon

Type: Creature — Wall

Mana Cost: {1}{B}

Colors: Black

P/T: 0/1

Defender (This creature can't attack.) At the beginning of your upkeep, change this creature's base toughness to 1 plus the number of creature cards in your graveyard. (This effect lasts indefinitely.)