Harbor Serpent Tweet NM-Mint, English, limit 9 $0.05 / $0.06 credit Light Play, English, limit 11 $0.04 / $0.05 credit Moderate Play, English, limit 1 $0.03 / $0.04 credit Heavy Play, English, limit 1 $0.02 / $0.02 credit Buy This Product Details Color: Blue Card Text: Islandwalk (This creature is unblockable as long as defending player controls an Island.)Harbor Serpent can't attack unless there are five or more Islands on the battlefield. Rarity: C Cost: 4UU Pow/Tgh: 5/5 Card Type: Creature - Serpent Artist: Daarken Name: Harbor Serpent Finish: Regular Card Number: 53/249 Set Name: Magic 2013