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 - $8.40
Lightly Played - $6.70
Moderately Played - $5.90
Heavily Played - $5.00
Damaged - $4.20
Near Mint Spanish - $8.40
Lightly Played Spanish - $6.70
Moderately Played Spanish - $5.90
Heavily Played Spanish - $5.00
Damaged Spanish - $4.20