Majesty Gold HD
Steam: $9.99GOG: $9.99
Maritime Calling
Steam: $7.99GOG: Free
Mars Base
Steam: $19.99GOG: $19.99
Mars Horizon
Steam: $19.99GOG: $19.99
Martial Law
Steam: FreeGOG: Free
Masterplan Tycoon
Steam: $11.99GOG: $9.99
Matsuro Palette
Steam: $9.99GOG: $9.99
Mech Engineer
Steam: $14.99GOG: $9.75
MechoEcho
Steam: $9.99GOG: $9.99
MechWarrior 5: Mercenaries
Steam: $29.99GOG: $29.99
Medieval Dynasty
Steam: $34.99GOG: $34.99
Medieval Machines Builder
Steam: $11.99GOG: $11.99
Megafortress Collection
Steam: $7.99GOG: Free
Megaquarium
Steam: $24.99GOG: $24.99
Men of War: Assault Squad 2
Steam: $29.99GOG: $9.99
Merchant of the Skies
Steam: $14.99GOG: $8.99
Metro Simulator 2
Steam: $14.99GOG: $14.99
MicroProse™ Soccer
Steam: $6.99GOG: $6.99
Mind Scanners
Steam: $16.99GOG: $16.99
Mini Metro
Steam: $9.99GOG: $4.99
Minicology
Steam: $14.99GOG: $14.99
Mob Rule Classic
Steam: $5.99GOG: $5.99
Möbius Front '83
Steam: $19.99GOG: $19.99
Monorail Stories
Steam: $5.99GOG: $5.99