Talk:The Tower of Kagura/@comment-30384592-20190103221241/@comment-30384592-20190103233805

When you do fusion upgrade and use the arcana blessing card the upgrade cost is higher (gems for GLR in this case). With the bonus on its as if you always are using the card. If you are ugrading GLR for atk/def you don't need this cause its just a waste of resources.