Trade & Battle: Card Hero is a card battle role-playing game and the first game in Card Hero series. The player controls Hiro, a school boy who is just learning the game of cards, but dreams of becoming a master of this game by collecting different cards and beating all the opponents in town. Card duels are played according to rules that involve monster cards (basic attacking power) and magic cards (special cards with various effects). To win a card duel the player must defeat the opponent’s Master card. There are three rulesets: Junior, Senior, and Pro which affect the complexity and difficulty of the duels.
The game supports two-player battles and trading via Gameboy link cable.