Yes, you can buy cards, but the process depends on whether you are looking for digital cards to use in-game or physical cards as collectibles. Buying In-Game Digital Cards
: Buying old adventures (like Curse of Naxxramas ) rewards you with specific, guaranteed cards as you complete the missions . can you buy hearthstone cards
: Focus on cards from a single release (e.g., Whizbang's Workshop ). Yes, you can buy cards, but the process
: These are available for purchase in the official Battle.net shop or in-game using real money or in-game gold . you can buy cards