You have to fight the final boss, Nebula Grey. It has 2000 HP and has some pretty powerful attacks, so i recommend the bubblewrap chip, Django chip, or and Mega or Giga Chip.
rare chips
Mega Man Battle Network - video game - happened in 2001.
Mega Man Battle Network - video game - was created on 2001-03-21.
...And?
Yes
No.
dont die
Beat the fan enemies in Yoka ....1? The area with the heater in it. If you don't get it, just keep trying.
well i guess it depends which mega man your talking about here. me and my friends all play mega man star force and mega man zero but not the other ones. i guess mega man battle network was alright though.
supercheats.com
First, you have to find the beta or omega version of the Navi. Then, beat them with a busting level 8, 9, or S. If you beat them with 10, you'll get the DS chip.
GameFAQs.