First appearing as a Wonder Woman doppelganger, Donna Troy has become one of the most beloved characters in the DC universe. Following the New 52 reboot, she is re-imagined as the perfect ian weapon born of clay to battle Wonder Woman for the throne of Themiscyra.
According to ComicVine, Rachel Summers is the Marvel character
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Donna Troy (Character) - Comic Vine
Donna Troy (Character) - Comic Vine
Wonder Woman: 10 Things You Didn't Know About Donna Troy
Donna Troy vs Starfire - Battles - Comic Vine
Donna Troy (Character) - Comic Vine
Donna Troy - Wikipedia
Ultra the Multi-Alien - Wikipedia
Ms. Marvel vs Donna Troy - Battles - Comic Vine
Donna Troy screenshots, images and pictures - Comic Vine