Patent ID: 7144013

Claim:
A method of playing card game for two or more players, comprising the steps of: providing at least two decks of cards, one for each player; wherein each of said decks comprises a plurality of cards including a plurality of battle cards having at least attack power and defense power indicated thereon, a plurality of effect indication cards having an effect indicated thereon that is brought into play when used, and a plurality of cost payment cards to be used for cost payment, wherein said plurality of battle cards and/or said plurality of effect indication cards respectively have an indication of additional attack power thereon, each of said cost payment cards have a symbol thereon indicating that each card belongs to one of a plurality of category groups, and said plurality of battle cards have said one or more symbols thereon indicating cost required to place the battle card on a play field, each player having a hand of cards and a deck of cards, each player using said cost payment card to pay cost, and each player drawing said one or more battle cards from said hand of cards and placing them on the play field, each player using said cost payment card to pay cost and drawing one or more cards from said deck of cards, wherein, to pay cost, each player uses said cost payment card having the symbol which is same as one of the one or more symbols on the battle card placed on the play field, and wherein if said one or more cards drawn from said deck of cards are said one or more battle cards and/or effect indication cards, said additional attack power indicated on said one or more cards drawn from said deck of cards is added to said attack power indicated on said one or more battle cards placed on said play field, and a sum value of said attack power and said additional power is used in a battle.