Why not have a beast master? But use the geomancer bell instead to invoke shape shapeshifting? Could make a nice tank or dps depending what u can transform into

Dancer could have chains and be an intellect melee dps but also have some range chains can function as a whip a bit like morgiana from Magi but not with her strength and allow thunder/ wind spells to be access

Samurai should be a dps and have 2 sword stance , 1st would be duel wield which burns TP fast , 2nd should be 2h but hits hard but regen TP but long Recast time as the samurai is in focus stance this is soo u can make samurai to be a dps which eats and regen tp base on ur stance so a melee version of Blm but with endless TP and require Control which is samurai fort