Welcome to WookieeAnswers. What would you like to know about Star Wars?

This question is transcluded from the main Wikianswers site. To change or add to the answer, please edit the question there.

He died when the Force lightning that was emanating from the Emperor's hands struck Vader as he turned upon his master and carried him to the shaft where he dropped him. The electricity most likely shorted out the life support systems inside Vader's suit, which is why his breathing became rather wheezy after he dropped the Emperor down the shaft.

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.