Yeah, I know after this reply there will be hundreds of people disagreeing with me, but I think all online games (RuneScape, World of Warcraft, etc.) are all the same! They're all based in medieval times...
FLEEEEEEEEE RUNESCAPE INVASION WHAAAAAAAAA! ... ... ... Ok now thats out of my system, ER is more a ripoff from WoW then it is from Runescape, ive played wow for like .. 2 years, and its from there .. Same middleage times and stuff .. Really looks allot like it!