Answer:
I am the ultimate killing machine used not once but TWICE I can be made by humans.
I can wake you up in the morning but I require no electricity or winding. What am I?
I run up and down the stairs without moving. What am I?
I went into the woods and got it. I sat down to seek it. I brought it home with me because I couldnโt find it. What is it?
What has many keys but can't open a single lock?
I flow from the Homerโs mouth when he sees doughnuts.