Skill Derby (Replay Model)

Skill Derby (Replay Model) is a rare and fascinating electro-mechanical amusement machine from Bally. Though built with pinball-style electromechanical technology, it is officially classified as 'Not A Pinball' because it uses a spinning disc rather than a ball. It nonetheless offers a glimpse into Bally's innovative approach to coin-operated gameplay, including a nickel-or-dime play option left to the operator's discretion.

Gameplay is characterized by brief, intense plays that can award between 2 and 20 replays per session. This unusual mechanic makes each play feel like a high-stakes event, as players aim to maximize their returns. A mechanical backbox animation featuring racing horses, viewed through a "Vista-Dome" transparent cover, adds to the machine's charm, immersing players in the world of horse racing. The compact footprint of just 27 inches by 22 inches also makes it an attractive choice for collectors and enthusiasts with limited space.

Little is known about the designer, but the game first shipped in October 1960 according to contemporary trade publications. The Skill Derby (Replay Model) remains a notable example of Bally's early contributions to coin-operated gaming innovation. Its blend of electromechanical wizardry, compact design, and high-energy gameplay make it a must-see for anyone interested in the history and diversity of pinball-adjacent amusement machines.