Harbor Serpent [Magic 2012] Cat Monk You can only use each

You can only use each of the following effects of "Ravenous Crocodragon Archethys" once per turn

This card gains effects based on the number of Xyz Materials attached to it

and cannot be Special Summoned other ways

You can only use each effect of "Appliancer Conversion" once per turn

Set: 2017 Mega-Tins Card type: Normal Monster Rarity: Secret Rare Attack: 2500 Defense: 2100

Harbor Serpent [Magic 2012] Cat Monk You can only use eachSet: Magic 2012 Type: Creature Serpent Rarity: Common Cost: {4}{U}{U} Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Harbor Serpent can't attack unless there are five or more Islands on the battlefield. Like most giant monsters villagers worship as gods, it proves a fickle master.