Sevens (card game) from 1 to 20 in four (in some editions three) colours. It is marketed in Germany by Ravensburger. In this game three fourths of the cards remain in the stock, players can play as many cards as they want in one move, and players who cannot play at least one card must draw up to three cards. The score of a card is its face value. The rulebook distributed with the game describes two variants (one permitting each colour to be started with 10 or 12 instead of 11, and one that is similar to the French card game "Domino")
Commerce (card game) face up to the table to form the "widow". Before looking at his own cards, the dealer may exchange one or two of his cards for one or two of the exposed cards on the table, putting his own, face upwards, in their place. His object is to "make his hand", but if he exchanges all three cards at once he cannot do it again. Thereafter, each in turn, starting with the eldest, can do likewise. Usually there are as many rounds in the game as there are players, and a fresh card is added to the "widow" at the