I checked first and then reported — gargoyles join for 240 thousand, vampires — for 180 thousand, liches — for 180 thousand... :D Moreover, they can do this on the first day of the game if you have the money, expert diplomacy, and a strong army... As for the army and diplomacy — that's a matter of three weeks maximum, which was the case on the "Impossible" save, but on your save everything comes down to the availability of funds, which is practically impossible to implement...
"Impossible" turned out to be much easier than "Normal"... :D Oh well, let's not dwell on the past... :D
