Trample Leviathan enters the battlefield tapped and doesn't untap during your untap step. At the beginning of your upkeep, you may sacrifice two Islands. If you do, untap Leviathan. Leviathan can't attack unless you sacrifice two Islands. (This cost is paid as attackers are declared.)
Near Mint - $3.200
Lightly Played - $2.600
Moderately Played - $2.200
Heavily Played - $1.900
Damaged - $1.600
Near Mint Spanish - $3.200
Lightly Played Spanish - $2.600
Moderately Played Spanish - $2.200
Heavily Played Spanish - $1.900
Damaged Spanish - $1.600