From two rivers?

An Initiate of the White Tower?

female - yes

human - yes

channeler - yes

mainlander - yes

Aes Sedai - No

From two rivers - No

An Initiate of the White Tower - No

Aiel?

Kin?

female - yes

human - yes

channeler - yes

mainlander - yes

Aes Sedai - No

From two rivers - No

An Initiate of the White Tower - No

Aiel - no

Kin - no

Seafolk? (Not sure how you define Mainland.)

female - yes

human - yes

channeler - yes

mainlander - yes

Aes Sedai - No

From two rivers - No

An Initiate of the White Tower - No

Aiel - no

Kin - no

seafolk - no

Forsaken?

female - yes

human - yes

channeler - yes

mainlander - yes

Aes Sedai - No

From two rivers - No

An Initiate of the White Tower - No

Aiel - no

Kin - no

seafolk - no

Forsaken - Yes

Ummmm . . . Lanfear?

Correct!

Oooh is there any more?

Heart has the next one. Not sure if she has chosen a character yet....