Rules post is up now, but in the meantime I've been gathering up cheese crumbs wherever I can find them, and I think I may have enough for a whole wheel by now! Note that I haven't tested a single one of these ingame, so take them all with massive grains of salt:
it turns out I can't post cheese emojis here so imagine that's what each of these is Japanese Cherry Orchard gathers at 1 food/sec.
Ethiopian Fast Industrial: 7:42
Egyptian Fast Industrial: 8:15
Bulgarian Fast Industrial: 9:54
Ethiopian Fast Imperial: 12:14
American Marines are cheap and massable and have 25% and 50% cards for Attack/HP.
Habsburg Fougasse can kill a Town Center in two shots.
American Miners have significant upgrades at the market, even in Age II
Egyptian Bedouin/Fellahin rush
400+ Pop Canadians: Select James Wolfe as your Age II Politician; Train 100+ Militia; Research Training Reforms, Wolfe's Unique Tech; All Militia transform into Foot Guards, tripling your military population.
300+ Pop Brazilians/Argentines: Select Italian Immigrants; Train as many villager units and Italian Immigrant Workers as Possible; Research Ultimatum: War of Tatters, the Italian Big Button Tech; All villager units transform into Redshirts.
600+ Pop Habsburgs: ???
Australian cost scaling for units is not yet implemented.
Let me know yours!