At the beginning of your upkeep, sacrifice Koskun Falls unless you tap an untapped creature you control. Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.
Near Mint - $9.60
Lightly Played - $7.70
Moderately Played - $6.70
Heavily Played - $5.80
Damaged - $4.80
Near Mint Spanish - $9.60
Lightly Played Spanish - $7.70
Moderately Played Spanish - $6.70
Heavily Played Spanish - $5.80
Damaged Spanish - $4.80