Darkest Designs

{t}: Add {b} to your mana pool for every Death
counter on Darkest Designs. If it didn't have one already, place a Death counter on Darkest
Designs.
At the beginning of your turn, double the
amount of Death Counters on Darkest
Designs. If the amount of Death Counters on
Darkest Designs ever exceeds your Life total,
you lose the game.