==Updated==
The model has a camera now...
And the axe is as it is. You don't like humoristic models, do you?
This model isn't even supposed to be realistic and many many other models aren't, so why should this model be?
If you go to a museum, do you start ripping paintings off the walls because some aspects are not the correct size in your opinion?
The beauty is in the viewers eye, you know?
Different people like different kinds of things. Size and realism is purely a question of taste, others like unrealistic things, others don't.
Besides warcraft is not a realistic game. Why would you be bothered about some weapons size when there are green people, magic and dragons around?