At the beginning of your upkeep, put a time counter on Time Bomb. {1}, {T}, Sacrifice Time Bomb: Time Bomb deals damage equal to the number of time counters on it to each creature and each player.
Near Mint - £0.50
Lightly Played - £0.40
Moderately Played - £0.30
Heavily Played - £0.30
Damaged - £0.20
Near Mint Non English - £0.50
Lightly Played Non English - £0.40
Moderately Played Non English - £0.30
Heavily Played Non English - £0.30
Damaged Non English - £0.20