Flamebird vs Sentry

Fully unleashed Flamebird.

who's flamebird?

here is some pics:

http://dcu.blog.dccomics.com/files/2009/10/ac-88308600color-sm_c.jpg

http://asylums.insanejournal.com/scans_daily/1145428.html

So she is pretty much Supergirl? Who looks like Dark Phoenix?

No, Not Supergirl. Flamebird is a diety created by the Sun God Rao.