How do I add DLC Civs to custom maps?

[Ianthius]

Hi All

This may be an obvious answer, therefore a silly question, but how do I add a DLC civ to custom maps?

I don't seem to be able to find new ones like Vikings in Worldbuilder.

Thanks in advance.

Ian

 

[Ianthius]

Ignore it I found the answer.....it was a silly question!