The term "source" for battle map historical source is mostly used in code and guides currently. But the word meaning is a bit too closely related to programming terms. It would be better to have a term that is more unique to historical aspects or events.
One possible term that may be more suitable is "scenario".
After some consideration, source is probably the best term for in game code (one syllable), for translation it will be referred to as "scenario" in English.
The term "source" for battle map historical source is mostly used in code and guides currently. But the word meaning is a bit too closely related to programming terms. It would be better to have a term that is more unique to historical aspects or events.
One possible term that may be more suitable is "scenario".