Conversation so far:
What was New Excalibur?
For reasons yet unknown, Sage leaves Sunspot's side and travels to England to join forces with the newly reformed New Excalibur.
Is that a group?
Together with New Excalibur, Shadow-X, and now Lionheart, Sage defeats Albion and his Shadow Captains.
What happens after they win against Albion?
CANNOTANSWER.
Did they defeat anyone else?
Sage creates the new cover identity and persona of Diana Fox.
This persona appears to be fully devoted to Albion.
Are there any other interesting aspects about this article?
However, this bothers her teammate Wisdom as he fears she might fail the mission, similar to her time with the Hellfire Club.
Her Diana Fox persona.
What about her persona?
Sage creates the new cover identity and persona of Diana Fox.
This persona appears to be fully devoted to Albion and his goals.
What happens after this persona is released?
Her Diana Fox persona climbs up the rank of Albion's Shadow Captains as Britannia, and develops a rivalry with Lionheart.
Like the rest of Albion's army.

Question: Does she turn on them?
Self-contained rewrite: Does Diana Fox turn on Albion's Shadow Captains?