User summary Options & Monsters contains optional rules, monster stats and sample treasures for Microlite75. The book includes: 6 new classes (Assassins, Barbarians, Bards, Sorcerers, Technos, Warlords) The "adventurer" class which may replace the base classes Advantages and disadvantages Character goals and personality traits Magic variants (metamagic, ritual magic, weird science, fire-and-foget magic) Combat maneuvers Action points Fame rules Sanity rules Talents Psionics Summoning spirits Science fantasy Mutations Monster stats Sample treasure Notes on old school play