Card Rules: Rulings powered by The Netrep API. If 'Cocoon of Evolution' is Summoned or Set it is treated as a monster , if played as an Equip Spell Card it is treated as an Equip Spell Card as long as it remains on the field and could be destroyed with 'Mystical Space Typhoon'.Once on the field it cannot be switched from monster to Spell Card or vice versa.'Cocoon of Evolution' is NOT a Union Monster. Passcode: 40240595 Set: Dark Beginnings 1 ATK/DEF: 0/2000 Card Number: DB1-EN148 Monster Type: Insect Rarity: Common Attribute: Earth Card Text: You can equip this card from your hand as an Equip Spell Card to a face-up 'Petit Moth' on the field. If equipped the ATK and DEF of 'Cocoon of Evolution' is applied to 'Petit Moth'. Level: 3 Card Type: Effect Monster Name: Cocoon of Evolution Edition: Unlimited