Boost cards are one category of cards you can use while in Standby. They either positively affect the player who uses one, or negatively affect another targeted player. Some take place immediately while other effects are "stocked". Boost cards have a green background. Some Hypers may be boost cards, expressed as "Hyper (Boost)".
Pages in category "Boost cards"
The following 53 pages are in this category, out of 53 total.