nettaiPlay Battle Network netbattles online.
nettai is rollback netplay for Mega Man Battle Network 4, 5 and 6. Make a build, then play a friend online, practice, or watch your old matches.
- Battle Network 4Red Sun and Blue Moon
- Battle Network 5Team ProtoMan and Team Colonel
- Battle Network 6Cybeast Gregar and Cybeast Falzar
Online
Make a room and send the code to a friend. They type it in and you're battling.
Builds
Choose your navi, put a folder together, and set up the NaviCust and patch cards.
Practice
Practice against a dummy. It can stand still or fight back.
Replays
Your matches are saved, so you can watch them again or turn them into videos.
DownloadAll releases
You'll need Mega Man Battle Network Legacy Collection Vol. 2 on Steam. nettai uses the graphics and sound from it.