You can manage & track your card collection and decks once you create an account and login.
You can’t have more than one of the same character card on your team, but you can have more than one of the same character if they’re on different cards. For example, your team can’t have two copies Bumblebee, Brave Warrior, but it could have one Bumblebee, Brave Warrior and one Bumblebee, Courageous Scout.
Yes. All characters in the game can work together under your leadership.
Constructed decks must contain a minimum of 40 cards. There is no maximum deck size. A deck may contain no more than 3 of any individual card based on its English name. A player may not use more than one character card bearing the same complete card name (character name plus subname). A player’s character cards and deck may have a total of no more than 25 Stars.
A card may only be used in a particular format if the card is from a set that is legal in that format or has the same name as a card from a set that is legal in that format.
Cards banned in a specific format may not be used in decks for that format.