Mega Man Battle Network: Legacy Collection features:
All 10 mainline games in the Mega Man Battle Network series; Mega Man Battle Network, Mega Man Battle Network 2, Mega Man Battle Network 3: White, Mega Man Battle Network 3: Blue, Mega Man Battle Network 4: Red Sun, Mega Man Battle Network 4: Blue Moon, Mega Man Battle Network 5: Team Protoman, Mega Man Battle Network 5: Team Colonel, Mega Man Battle Network 6: Cybeast Gregar, and Mega Man Battle Network 6" Cybeast Falzar.
The PET Screen is Back! - PET is short for "Personal Terminal", a portable information device loaded with lots of useful features. One such feature is the NetNavi, a simulated avatar that performs a variety of action over the network for people.
Art Gallery - A gallery packed full of official illustrations, rare rough designs, and concept art. Combined with the "Mystery Data" which includes artwork used for events and merchandise, there are more than 1,000 pieces of art for your viewing pleasure.
Music Player - You'll be able to listen to a total of 188 songs taken from the Mega Man Battle Network games! You can even listen to your favorite tracks on repeat or set them as the background music for the Art Gallery.
Download Chips - Get 15 chips released in the events, etc! You can load ChipData from the "MegaMan" option in the sub-menu of each game.
Patch Cards - All 499 Patch Cards are included! Load cards by selecting "Mega Man" from the Sub Screen in all Mega Man Battle Network games from 4 onward. There's also a rule that lets you play with or without Patch Cards in online battles!
Online Features - Connect to the internet to battle and/or trade with far-off NetBattlers! You can begin matchmaking by selecting the "Network/Comm" from each game's sub-menu. Note: The Nintendo Switch version is compatible with Local Communication, too!
Buster MAX Mode - A new mode has been added that powers up Mega Buster shots by a factor of 100! You can turn the new mode on/off from the menu at any time during the story, giving you the freedom to play how you want. The mode will remain off in online battles.
High-Resolution Filter - The high-res filter option used in the Mega Man X Legacy Collection is back. You can enjoy the games free of jaggy edges. And, of course, you can switch this feature on or off to your liking.
Note: The toy link features found in the original versions are not supported.