User blog comment:- Darkchylde/Dragon Battle 4: Smaug vs. King Ghidorah/@comment-107.203.62.165-20150317234810/@comment-173.34.194.243-20150819173320

It took three monsters, any of which could probably stomp Smaug, to drive away Ghidorah. Smaug took one arrow to the sweet spot and instantly died.