Playing past level five originally required a monthly paid subscription in the form of redeemable cards that could be purchased at participating retailers.

Products equipped with a Bluetooth chip are slowly starting to become available, mainly in the form of cell phones and laptop cards.

The military is issuing de facto death warrants (without trial) in the form of playing cards.

The Mahjong tileset is also available in the form of playing cards, making it more portable, but this is a relatively recent development.

As a security measure, they issued tickets in the form of magnetically coded cards.

Not being accustomed to that particularly English form of cards, he lost fifteen pounds in his first game to Lady Covendri.

Licenses for bearing and keeping arms in the form of plastic cards.

This came in the form of virtual cards, which could be traded with other people who owned the game, by linking up systems.

This machine used valves rather than transistors or microchips and required input in the form of punched cards.

He's the only one to have "subordinates", animal robots stored in the form of cards.