how does achilles enemy differ from beowulfs and gilgameshs

Achilles - Greek Hero Achilles

Achilles is part of the Achaean (Greek) force in the Trojan War. Agamemnon leads the Achaeans to Troy to win back Helen for his brother Menelaus. ...
http://ancienthistory.about.com/cs/achilles/g/Achilles.htm

http://www.google.com/search?q=achilles&ie=utf-8&oe=utf-8&aq=t&client=firefox-a&rlz=1R1GGLL_en___US379#hl=en&client=firefox-a&hs=aVk&rlz=1R1GGLL_en___US379&q=beowulf&aq=f&aqi=g10&aql=&oq=&gs_rfai=&pbx=1&fp=d331bd8e2d0de10c

http://www.google.com/search?q=achilles&ie=utf-8&oe=utf-8&aq=t&client=firefox-a&rlz=1R1GGLL_en___US379#hl=en&client=firefox-a&hs=SB5&rlz=1R1GGLL_en___US379&q=gilgamesh&aq=f&aqi=g10&aql=&oq=&gs_rfai=&pbx=1&fp=d331bd8e2d0de10c

Repost when you have written your outline or rough draft, and someone here will be happy to critique your writing.