Should I buy it used or new?
It depends I guess.. if you don't mind it being used, then buy that because it's cheaper.
Should I get any accessories for it?
No..
Where should I buy a 3ds?
EB Games? Best buy? Future Shop?
What games should i buy for my 3ds?
OOT 3D :D
Is a 3ds worth buying?
I...
LOL I KNOW RIGHT. what an annoying pokémon. i totally agree. and also zubats cause they pop out all the time when you're in a cave. and freaking rattatas... ugh..