This title was released for the PlayStation. It was also the only one not to feature a Pac-Man game. It features seven titles: Dragon Saber (1990), Wonder Momo (1987), Rompers (1989), Motos (1985), Sky Kid (1985), King and Balloon (1980), and Rolling Thunder (1986). Encore was only released in Japan.
Source: Wikipedia, "Namco Museum," available under the CC-BY-SA License.