After getting the Starter Deck, the player can get Energy cards by beating either Tech Sam (in a normal duel) or Tech Aaron. If the player has less than 10 energy cards outside his decks, the Tech at the northeast corner of the first room gives him 60 Basic Energy cards, specifically 10 of each type.
At the start of the game, there is one available Auto Deck Machine, which can be used to build some predefined decks, and the Deck Save Machine, which can be used to save customized decks for later use. Additional Auto Deck Machines from each Club can be unlocked to copy the decks of any Club Member or Club Master, provided the player has the necessary Medal from the respective Club. The player must have all the necessary cards to build a deck in any Auto Deck machine.
After the player beats the beats the game, Dr. Mason builds a Challenge Machine for card duels.