When Barrell found MegaMan, Data was right there with him, and has been by MegaMan's side ever since. MegaMan is supposed to be the only one able to understand anything this mechanical monkey says, though it becomes evident later on that others can as well. As a walking save point, Data certainly comes in handy, though he's perhaps best remembered for his trademark dance.

Mega Man Legends -

As various events take place throughout Kattelox, Data is always "around" somewhere. He doesn't get in on the action much, but he's always there when you need him, giving help, directions, and opinions right up to the bitter end...

Mega Man Legends 2 -

Data livens up the trip to Forbidden Island by accidentally setting fire to the Flutter's kitchen and living room while trying to cook pizza. After that he kind of fades into the woodwork, but is of course always there when needed, giving help, directions, and opinions just like he always has.