Yes, it is totally illegal. If I were you I wouldn't hack Animal Crossing or buy the hacked version of Animal Crossing. If you are talking about getting cheat codes and having unlimited Bells and all, that's not illegal.
The old time travel cheat and then there is hacking.
With hacking-action replay
you can create custom villagers by hacking
Hacking is done from a hacking device made especially for the Nintendo D.S. It is called the action replay, and it needs a code to perform hacking.
It's used in hacking games, playing dvds on your wii, and playing imported games.
Because you are hacking.
Yes, hacking is illegal. If it were legal, it would be called programming. If it were programming, you'd get paid for it, not arrested.Yes, most hacking is illegal.
Hacking is only illegal when it is done against the will of the owner.
An Action Replay is a hacking system which allows you to use cheats on your game. This can mean you can do things which would normally not be possible in normal gameplay. I don't think they're illegal but Nintendo don't endorse them. I've heard that excessive hacking could damage and ruin your game.
Hacking IS illegal.
it is illegal