However, it allowed Namco to gain a stronger foothold in the video game market.[11] In 1979, Namco published its first major hit Galaxian, one of the first video games to incorporate RGB color graphics, score bonuses, and a tilemap hardware model.[26][27] Galaxian is considered historically important for these innovations, and for its mechanics building off of those in Space Invaders.[6][11][28] It was released in North America by Midway Manufacturing, the video game division of Bally, where it became one of its best-selling titles and formed a relationship between it and Namco.[6]