Unit Energy GFW - 137/156 - Uncommon Tweet Out of stock. Wishlist Details Card Number: 137/156 Card Text: This card provides Colorless Energy. While this card is attached to a Pokemon, it provides Grass, Fire, and Water Energy but provides only 1 Energy at a time. Card Type: Special Energy Finish: Regular Name: Unit Energy GFW Rarity: Uncommon Set: Sun & Moon: Ultra Prism