Rule System Directory

Rule System (sort) Publisher (sort) Edition Settings Campaigns (sort)
More Than Human Fan Published 1st 0 0
Mongoose Traveller Mongoose Publishing Mongoose Traveller 0 6
Mongoose Traveler Mongoose Publishing 1st 1 0
Middle-earth Role Playing Iron Crown Enterprises 2nd 1 2
Microscope Lame Mage Productions 1st 0 -1
Microlite20 Microlite20 1st 0 0
Metal Magic and Lore 5th Epoch Publishing 1st 1 0
Megaversal system Palladium Books Ultimate Edition 1 3
MechWarrior FASA Corporation 3rd 1 0
Mazes & Perils Wild Games Productions 1st 0 0
Marvel Superheroes TSR 1st 0 6
M&M Superlink 2 2
Legends of Alyria 1 0
Legend of the Five Rings / R&K 4 2 7
Legend of the Five Rings / R&K 3 1 0
Legend of the Five Rings 2 1 0
Legend of the Five Rings 1 1 1
Legend Rule of Cool Games 1st 0 0
Labyrinth Lord + AEC Goblinoid Games 1st 0 5
Labyrinth Lord Goblinoid Games 1st 0 5
Ironclaw Sanguine Productions 1st 0 0
Iron Kingdoms Privateer Press 1st 1 9
Interlock System R. Talsorian Games 1st 2 1
ICONS Superpowered Roleplaying Ad Infinitum Adventures 1st 0 1
ICON System Last Unicorn Games 1st 5 1