Homebrew DS WTF DO I BUY?

ok buying a flsh cart for the ds is buying a modchip for the x box can some one tell me an AFFORDABLE flashcart and where should one buy it (ive never dont internet shopping....) please just tell me a good flash cart that take memorystick or those big fat blue sticks made by sandisk (i forgot what theyre called) so anyway help a ds dude out and could you PLEASE tell me a reliable website and a AFFORDABLE but GOOD flash cart? thanks!

(NO MAX MEDIA PLAYER I DONT LIKE IT PERIOD!!)

Supercard
M3
G6

Search for those and you should get some info, also you need a passcard.

yikes ummmm how much is that??

Oh. My. God. Do you even know how many times this has been asked? Use Google for Christs' sake.