Based on the fantasy Lost Worlds game books (but incompatible with the Lost Worlds series). Each player uses a book and a stat sheet that represent their 'mech. By giving your opponent your book, and taking theirs, you get to see the actual first person view in the combat.
Series: BattleTech Science Fiction Combat Book Game (Nova Game Designs)
GRF-1N Griffin LCT-1S Locust RFL-3N Rifleman SHD-2H Shadow Hawk WHM-6R Warhammer WSP-1A Wasp