Name:Simic Keyrune
ManaCost:3
Types:Artifact
A:AB$ Mana | Cost$ T | Produced$ G | SpellDescription$ Add {G} to your mana pool.
A:AB$ Mana | Cost$ T | Produced$ U | SpellDescription$ Add {U} to your mana pool.
A:AB$ Animate | Cost$ G U | Defined$ Self | Power$ 2 | Toughness$ 3 | Types$ Artifact,Creature,Crab | Colors$ Green,Blue | Keywords$ Hexproof | SpellDescription$ CARDNAME becomes a 2/3 green and blue Crab artifact creature with hexproof until end of turn.
SVar:RemRandomDeck:True
DeckNeeds:Color$Green|Blue
SVar:Picture:http://www.wizards.com/global/images/magic/general/simic_keyrune.jpg
Oracle:{T}: Add {G} or {U} to your mana pool.\n{G}{U}: Simic Keyrune becomes a 2/3 green and blue Crab artifact creature with hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)