Set: Structure Deck: Legend of the Crystal Beasts Card Number: SDCB-EN043 Rarity: Super Rare Card Text: 7 "Crystal Beast" monsters (This card is always treated as an "Ultimate Crystal" card.) Must be either Fusion Summoned , or Special Summoned by Tributing 1 Level 10 "Ultimate Crystal" monster (in which case you do not use "Polymerization"). Once per turn: You can banish 1 "Crystal Beast" monster from your GY; this card gains ATK equal to the banished monster's until the end of this turn. (Quick Effect): You can Tribute this Fusion Summoned card; shuffle all cards on the field into the Deck. Name: Rainbow Overdragon Edition: 1st