If I were a natural phenomenon, I would be:
a landslide

If I were a metal, I would be:
iron

If I were an animal, I would be:
a lion

If I were a colour, I would be:
crimson

If I were a mythological being, I would be:
a Gryphon

If I were a famous human being, I would be:
Sir Rudyard Kipling

If I were a human activity, I would be:
blacksmithing

If I were a work of art, I would be:
Pachelbel’s Canon in D

If I were a weapon, I would be:
a broadsword