Improving Skills - SL01 15/20 - Common Tweet Near Mint, 3 In stock $0.40 Details Block Zone: H Card Number: SL01 15/20 Card Text: Enhance Sacrifice 1 foundation: This attack gets +1 speed.Response: After you remove this card from your hand, build the top card of your deck face down committed. Card Type: Foundation Difficulty: 2 Keywords: XP Rarity: Common