Name:Stormtide Leviathan
ManaCost:5 U U U
Types:Creature Leviathan
PT:8/8
K:Landwalk:Island
S:Mode$ Continuous | Affected$ Land | AddType$ Island | Description$ All lands are Islands in addition to their other types.
S:Mode$ CantAttack | ValidCard$ Creature.withoutFlying+!hasKeywordLandwalk:Island | Description$ Creatures without flying or islandwalk can't attack.
Oracle:Islandwalk (This creature can't be blocked as long as defending player controls an Island.)\nAll lands are Islands in addition to their other types.\nCreatures without flying or islandwalk can't attack.
