Here's how we've integrated them. This is an exerpt from our house rules:
CHARACTER CLASSES
The general PHB character classes may be fitted to any portion of the cultures of Hyboria (Oriental, Arabian, African, Viking, etc.) “Shared” rules apply to all subclasses.
STANDARD CLASSES
Adept (1st - Bonus feat from general list)
Aristocrat (Initial class only; 1st may purchase plate armor; +50 gp per cha pt. bonus; role-playing elements)
Barbarian
Fighter
Fighter, Corsair (#310)
Fighter, Exoticist (#310)
Fighter, Fencer (#310)
Fighter, Gamba (Nyambe fighter; African only)
Fighter, Hexblade (Comp.Warrior)
Fighter, Horseman (#310)
Fighter, Kensai (#310)
Fighter, Knight (#310)
Fighter, Pugilist (#310)
Fighter, Shield Bearer (#310)
Fighter, Survivalist (#310)
Fighter, Swashbuckler (Comp.Warrior)
Fighter, Targeteer (#310)
Monk( ~People of the Black Circle)
Monk, Holy (#310)
Monk, Hunter (#310)
Monk, Martial (#310)
Monk, Raging (#310)
Monk, Steadfast (#310)
Monk, Vigilant (#310)
Psychic Warrior (S’tarra-blooded only)
Ranger (List region/country of hated human enemies)
Rogue
Rogue, Nanala (Nyambe rogue; African only)
MULTICLASS There are no x.p. penalties for multiclassing for any number of classes.
EARNED CLASSES
The following classes require a character to have earned them through special training, initiation, or favor of the gods. None of the following classes can be taken until the PC has earned 3000 x.p. in another class plus any other requirements listed (subclasses too).
Bard (Cha 16)
Cleric (Wis 16~Black Colossus)
Cleric, Ancestral Speaker(#311)
Cleric ,Arcane Disciple (#311)
Cleric, Aspirant (#311)
Cleric, Benevolent (#311)
Cleric, Crusader (#311)
Cleric, Evangelist (#311)
Cleric, N’Anga (Nyambe)
Cleric, Shaman (Oriental; may be any culture but use OA rules)
Cleric, Shugenja (Oriental; Aristocrat level)
Druid (Wis 16;No spiritual weapon/armor restrictions)
Druid, Wild Reaper (#311)
Druid, Wind Walker (#311)
Druid, Mental Master (#311)
Druid, Winter Warder (#311)
Paladin (Wis 14; No detect evil ability)
Paladin, Sentinel (ng#310)
Paladin, Avenger (cg#310)
Paladin, Enforcer (ln#310)
Paladin, Incarnate (n#310)
Paladin, Anarch (cn#310)
Psion (S’tarra-blooded; Main ability 16~People of the Black Circle)
Samurai (Oriental; Aristocrat level)
Sohei (Oriental; Wis 14)
Sorcerer (Cha 16; May choose spells from ANY divine or arcane list)
Sorcerer, Sei (Nyambe; Cha 16; may choose spells from ANY divine or arcane list in the Nyambe book)
Witch (DMG; Cha 16~Hour of the Dragon)
Wizard (Int 16)
Wizard, Mchawi (Nyambe; Int 16; non-evil)
Wizard, Specialist (Int 16, Wis 14)
Wizard, Wu Jen (Oriental; Int 16)
PRESTIGE CLASSES
Acquiring the class level that would normally grant a PrC had you done everything right is adequate to gain access to PrC’s (plus DM permission). 1000 bonus x.p.’s are granted if you take a PrClass. Prestige classes from any d20 fantasy source may be used at the discretion of the DM.
jh