River Raid is a vertically scrolling shooter designed and programmed by Carol Shaw and published by Activision in 1982 for the Atari 2600 video game console. Over a million game cartridges were sold. Activision later ported the title to the Atari 5200, ColecoVision, and Intellivision consoles, as well as to the Commodore 64, IBM PCjr, MSX, ZX Spectrum, and Atari 8-bit family. Shaw did the Atari 8-bit and Atari 5200 ports herself.Activision published a less successful sequel in 1988 without Shaw's involvement. Gameplay Viewed from a top-down perspective, the player flies a fighter jet over the River of No Return in a raid behind enemy lines. The player's jet can only move left and right—it cannot maneuver up and down the screen—but it can accelerate and decelerate. The player's jet crashes if it collides with the riverbank or an enemy craft, or if the jet runs out of fuel. Assuming fuel can be replenished, and if the player evades damage, gameplay is essentially unlimited. The player scores points for shooting enemy tankers (30 points), helicopters (60 points), fuel depots (80 points), jets (100 points), and...