Answer:
With three leaves, I am just a plant. Add another leaf and everyone will want me for good luck. What am I?
It's red liquid but not liquid and it's not red. What is it?
I am the ultimate killing machine used not once but TWICE I can be made by humans.
How many letters are there in the English alphabet?
I run around the city but I never move.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.