Cumulative upkeep—Pay 2 life. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) When Glacial Chasm enters the battlefield, sacrifice a land. Creatures you control can't attack. Prevent all damage that would be dealt to you.
Near Mint - $8.50
Lightly Played - $8.00
Moderately Played - $6.50
Heavily Played - $5.25
Damaged - $3.50
Near Mint Non-English - $8.50
Lightly Played Non-English - $8.00
Moderately Played Non-English - $6.50
Heavily Played Non-English - $5.25
Damaged Non-English - $3.50