Answer:
I mean goodbye for South Americans.
A dragon's tooth in a mortal's hand, I kill, I maim, I divide the land.
I am a little piece of paper, yet sometimes hold lots of value. I am all you need to get into big events, but will cost you. I am an important part of travel. And if lost, you're not coming. What am I?
Although glory but not at my best. Power will fall to me when the man who made me dies.
My tail is long my coat is brown I like the country I like the town. I can live in a house or live in a shed And I come out to play when you are in bed.
I tell people to be careful when handling boxes.