All about Prestige and it's benefits

[Pluton]

You get prestige by investing in cities (max 3 invest/day).

You get prestige by attacking players of another faction.

Finally, you get some prestige from Levy event, and by exchanging laurels (not recommended)


You will lose prestige each day if your prestige amount exceed 500 000. (Amount shown at bottom of table)

You can also lose very very little prestige if you lose a battle and opponent gain troops (by healing).


Here's a list of what you get at each prestige title:



MORE DETAILS:
Prestige stop degrading if you are inactive.
You are inactive once you have been off for a full 24 hr day thru a 2nd reset.
I know because he was M48 the day he quit and froze at M47(splat)

See List of Prestige Heroes for more detail about heroes.