UFO Vanilla Variants for OpenXcom is a comprehensive mod designed to enrich the gameplay experience by providing a collection of vanilla UFO interior variants. This mod features a variety of maps, including 86 strictly vanilla interior layouts for different UFO types, such as Medium Scouts, Large Scouts, Harvesters, and Battleships. Each map has been carefully darkened to allow players to navigate without revealing the interior terrain, enhancing strategic gameplay and increasing the potential for alien alloy recovery.

The mod also includes updated MCD files that seal ships against explosive damage, offering an additional layer of protection. Installation is straightforward, requiring the removal of the old directory and copying the new files into the user mods directory. With this mod, players can expect a polished and engaging experience that adheres closely to the original game while introducing valuable enhancements.