Wal-Mart is entering the used videogame market, allowing shoppers to trade in used games from popular consoles like Xbox 360 and Playstation3 for credit that can be used to buy anything in the store, or Sam’s Club stores.

Wal-Mart is entering the used videogame market, allowing shoppers to trade in used games from popular consoles like Xbox 360 and Playstation3 for credit that can be used to buy anything in the store, or Sam’s Club stores. The move could be damaging to GameStop, which is currently the largest dealer of used games. (Reuters)