The bassist featured in "The World Needs a Hero" currently resides in what city?
Thirteen (Megadeth album):  "Thirteen" is the first Megadeth studio album since "The World Needs a Hero" (2001) to feature bassist and founding member David Ellefson, who returned to the band in 2010. David Ellefson:  Ellefson currently resides in Scottsdale, Arizona.
Scottsdale, Arizona