Urgent Synthesis - RGBT-EN057 - Common - 1st Edition Tweet Out of stock. Wishlist Details Card Rules: No rulings available for this card. Passcode: 99002135 Set: Raging Batle Card Number: RGBT-EN057 Rarity: Common Attribute: Spell Card Text: Activate by returning 1 'Iron Core of Koa'ki Meiru' in your Graveyard to your Deck. Special Summon 1 Level 4 or lower 'Koa'ki Meiru' monster from your hand or Graveyard. Card Type: Normal Spell Name: Urgent Synthesis Edition: 1st
