Living Tsunami
{2}{U}{U}
Creature -- Elemental
4/4
Flying
At the beginning of your upkeep, sacrifice ~this~ unless you return a land you control to its owner's hand.
Vapor Snare
{4}{U}
Enchantment -- Aura
Enchant creature
You control enchanted creature.
At the beginning of your upkeep, sacrifice ~this~ unless you return a land you control to its owner's hand.