I would rather change descr_strat.txt:
[Back up your files first]
Cut & Paste all current Greek towns under the rebell rooster. Change the garrisons that there are only units that can be used by the rebells. To be on the save side you should use mercs.
Cut & Paste the rebell towns that you want to have at the start under the Greek rooster. Set up garrisons at your choice. Give all FMs, Agents and ships coordinates in and around your starting towns.
Change the entries for the "hellenistic infantry spartiateshoplitai" into "greek infantry greek general" so you don't have Spartans as bodyguard for your Bosporian FMs.
Delate the two "defensive stacks" on the Crimean.
Done. Save. Start playing.
Bookmarks