When Rumbling Ruin enters the battlefield, count the number of +1/+1 counters on creatures you control. Creatures your opponents control with power less than or equal to that number can't block this turn.
Near Mint - $0.10
Near Mint Non-English - $0.10
Lightly Played - $0.10
Lightly Played Non-English - $0.10
Played - $0.10
Played Non-English - $0.10
Heavily Played - $0.10
Heavily Played Non-English - $0.10
Damaged - $0.10
Damaged Non-English - $0.10
Foil Prices
Near Mint Foil - $0.50
Near Mint Foil Non-English - $0.50
Lightly Played Foil - $0.40
Lightly Played Foil Non-English - $0.40
Played Foil - $0.30
Played Foil Non-English - $0.30
Heavily Played Foil - $0.30
Heavily Played Foil Non-English - $0.30
Damaged Foil - $0.20
Damaged Foil Non-English - $0.20