Rescue Rover is a puzzle game by the ID Software group for Softdisk publishing, released in 1991. It is the first in a 2-part game series featuring Roger and his faithful dog Rover. It's a whimsical arcade/puzzle game that pits you against evil Robots while you try to rescue Rover from their clutches. The second part, released the same year was Rescue Rover 2, based on similar formats to the Commander Keen Dreams game.
This section lists the major file formats used in the game.
- Commander Keen 1-3 Level format - LEVELxx.ROV are game levels.
- Commander Keen EGA Header the EGA header is used to read graphics files.
- EGA Font format EGAFONT0.ROV stores monochrome font used in the game
- Inverse Frequency Sound format - SOUNDS.ROV sotes the game sounds.
- Rescue Rover Saved game format SAVEx.ROV store the game's save files. They are 38 bytes long.
- Softdisk Library Format - The start menu is in this format
- PIC format version 2 - all files that have "PIC" in their name (e.g. TITLEPIC.ROV) are in this format, compressed with RLEB compression
- Full-screen planar EGA Most graphics are in this format, compressed or rearranged in various ways. Sprites, tiles (two files) and fonts are all stored in separate files.
- Keen 1-3 RLE compression This is used to compress the ending and previews screens and is a modified form of RLE.
- Text is contained in the executable, the executable is compressed with LZW compression, and can be uncompressed with UNLZEXE.
The game was produced before Commander Keen 1-3 but uses almost identical, though less efficient formats for nearly all its files.