Answer:
Holding two swords and eight spears. Dressed in a cow-leather tunic. He peeks through a hole in the door.
A pony trots his way through the world on these.
It is a cat but not a kitty, You'll never catch on in a city. Its fangs are huge and so its claws, A death machine with paws and jaws. In its own way a royal fellow, Striped with black and clothed in yellow
The signature stroll of ducks and penguins.
What has armor but is not a knight, snaps but is not a twig, and is always at home even on the move?
The more of me you take, the more I appear behind you. What am I?