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 - $8.10
Lightly Played - $6.50
Moderately Played - $5.70
Heavily Played - $4.90
Damaged - $4.10
Near Mint Spanish - $8.10
Lightly Played Spanish - $6.50
Moderately Played Spanish - $5.70
Heavily Played Spanish - $4.90
Damaged Spanish - $4.10