When you activate an Extra Card, you may choose 1 card in your life and add it to your hand. If you do, reduce the energy cost of that Extra Card by 1 for the duration of the turn. If this reduces the energy cost of that Extra Card to less than 1, you may activate the card without paying the specified cost. When your life is at 4 or less : You may draw 2 cards and flip this card over.
When you activate an Extra Card, you may choose 1 card in your life and add it to your hand. If you do, reduce the energy cost of that Extra Card by 2 for the duration of the turn. If this reduces the energy cost of that Extra Card to less than 1, you may activate the card without paying the specified cost. When this card attacks, draw 1 card.