Exploration [Urza's Saga] Junior Super Series Set: Worldwake Prerelease Promos Type:

Set: Worldwake Prerelease Promos Type: Instant Rarity: Mythic Cost: {X}{R}{R} Multikicker {1} (You may pay an additional {1} any number of times as you cast this spell

the Mutable becomes a Human with base power and toughness 1/1

Set: Magic 2014 Type: Instant Rarity: Rare Cost: {W} Your opponents can't cast spells this turn

the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card

defending player exiles the top twenty cards of their library

Exploration [Urza's Saga] Junior Super Series Set: Worldwake Prerelease Promos Type:Set: Urza's Saga Type: Enchantment Rarity: Rare Cost: {G} You may play an additional land on each of your turns. The first explorers found Argoth a storehouse of natural wealthtowering forests grown over rich veins of ore.