Storm World [Legends] Dragons of Tarkir Set: Planar Chaos Type: Legendary

Set: Planar Chaos Type: Legendary Land Rarity: Rare Each land is a Swamp in addition to its other land types

Set: Judge Gift Cards 2013 Type: Sorcery Rarity: Rare Cost: {6}{B}{B} Destroy all creatures target opponent controls

Set: Portal Three Kingdoms Type: Creature — Ox Rarity: Uncommon Cost: {3}{G} Swampwalk (This creature can't be blocked as long as defending player controls a Swamp

who did in Viddle

"O to Be a Dragon"

Storm World [Legends] Dragons of Tarkir Set: Planar Chaos Type: LegendarySet: Legends Type: World Enchantment Rarity: Rare Cost: {R} At the beginning of each player's upkeep, Storm World deals X damage to that player, where X is 4 minus the number of cards in their hand.