By beating the guy who has Rank 8. That's sort of obvious. If you're having trouble FINDING him, a different matter entirely, try searching "what does Rednu3 mean in Megaman battlenetwork 3" among answered questions. Having written the answer to this question several times, you should get multiple results.
no you can only link megaman games together if it is the same number like megaman battle network 3 blue to megaman battle network 3 white
DNN's BattleComp. It's Mistman. Basically a mechanized Aladdin's lamp. Have fun fighting your virtual genie.
Rank 10 is in HadesNet. Rank 9 is in HospComp 2 using the warp point in Beach 1. Rank 8 is in Undernet 3. Rank 7 is in PrincipalComp 2. Rank 3 is in Undernet 4. Rank 2 is in the DNN studio battle terminal. Rank 1 is technically in Secret Area 3, but don't worry about that.
Trade.
you cant
hit start go to megaman then go to navicust
In Megaman Battle Network 6, It doesn't have The Undernet 3, but it has Undernet Zero where you can fight Bass at there.
From a Yurt in the Beach area. Keep battling them till you get the right code--you may need to S rank them.
google them even though i dissaprove of cheating in megaman games
No, it's not.
Go to the Under Square.
Go to GameFAQs; they have a chip list FAQ.