How much would i get for these games on ebay?

ok iam selling these games on ebay all of these are for xbox 360 except call of duty black ops which is for the ds iam selling it cus it sucks on the ds ok here are the games two worlds2,viva pinata trouble in paradise,chrome hounds,bulletstorm epic edition,ninja gaiden 2,lord of the rings battle for middle earth two,sacred 2 fallen angel,fable 2,quake 4,brink,ghost recon 2,marvel ulitmate alliance,bioshock,naruto rise of a ninja,call of duty 3,call of duty 2,final fantasy xi online, aliens vs predator,prototype,fight night round 3,phantasy star universe,spider man 3,grand theft auto 4,gears of war 1,phantasy star universe,mass effect,legendary,and alan wake and iam using the money i get from these to buy a nintendo 3ds!ohh ya!so how much will i get for all these?will it be enough to buy a nintendo 3ds?