She is lean and yellow haired.
Strength and AbilitiesEdit
Cosain can channel strongly. In TWoTC her strength level is described as 14(2), the same level of Sheriam and Yukiri, that are among the strongest Aes Sedai until the arrive of Nynaeve, Egwene and Elayne.
This strength is more than enough to open alone a gateway for Traveling.
She is one of the Wise Ones camped outside Cairhien. She is irritated with the appearance of the Shaido Wise Ones. She does not participate in beating Egwene al'Vere over her lie. She participated in the Battle of Dumai's Wells.