Welcome to O.C.E (One City Each maps) for Heroes of Might and Magic: Olden Era

This mod contains 23 One City Each Maps for Heroes of Might & Magic: Olden Era.

— Disclaimer: When using the special upgrade building (as of 12 May 2026 – early access) this will desynch your game.

AVOID AT ALL COSTS!! (*we will implement a fix later down the road)

Installation instructions:

Extract all contents (.json file and .png file)

and paste to your game directory

Typically:

C:\Program Files (x86)\Steam\steamapps\common\Heroes of Might and Magic Olden Era\HeroesOldenEra_Data\StreamingAssets\map_templates

Or alternatively cut and paste the files to the above directroy.

Make sure you include all .png and .json (.rmg file name) to this location.

* If you also downloaded 1.1 sub map pack, all files will fit together (1.0 & 1.1).

Yours sincerely,

Boromir (Luca Bravehide)