Though drastic weight loss shows commitment and dedication to a role it is not an automatic oscar nom.
Christian Bale (Batman), normally 185lbs, dropped 63lbs for the lead role in, The Mechinist and was ignored by the academy.
Stop being ignorant.
Oscars are given out every year for "Best Make up"
There is nothing hollywood magic cant bring to life. There are numerous movies where actors have looked like absolute death thanks to the make up department.