It's entirely up to the player if they include any or none at all of a card type, aside from Characters which are of course needed to play
If word spreads in the market that certain cards value will increase, shops will raise their prices accordingly
This card can attach an extra green Energy to it every turn, and even draw a card to replace the Energy attached
Food Tokens aside, theres a variety of different Vehicles that can also be used towards Waterbending costs, while offering mana sinks of their own for Firebending
Finally, players must manually add each card by clicking them
You must provide your email address, create a password, and complete the required personal and contact information