Please answer the following question: What key details about megadeth  can be extracted from the following bio?  Bio: megadeth is an american thrash metal band from los angeles , california . the group was formed in 1983 by guitarist dave mustaine and bassist david ellefson , shortly after mustaine 's dismissal from metallica . a pioneer of the american thrash metal scene , the band is credited as one of the genre 's `` big four '' with anthrax , metallica and slayer , responsible for thrash metal 's development and popularization . megadeth plays in a technical style , featuring fast rhythm sections and complex arrangements ; themes of death , war , politics and religion are prominent in the group 's lyrics . in 1985 , the band released its debut album , killing is my business ... and business is good ! , on the independent label combat records . the album 's moderate commercial success caught the attention of bigger labels , which led to megadeth signing with capitol records . their first major-label album , `` peace sells ... but who 's buying ? '' , was released in 1986 and influenced the underground metal scene . despite its prominence in thrash metal , frequent disputes between its members and substance abuse issues brought megadeth negative publicity during this period . after the lineup stabilized , the band released a number of platinum-selling albums , including `` rust in peace '' -lrb- 1990 -rrb- and `` countdown to extinction '' -lrb- 1992 -rrb- . these albums , along with touring worldwide , helped bring public recognition to megadeth . the band temporarily disbanded in 2002 when mustaine suffered an arm injury and re-established in 2004 without bassist ellefson , who had taken legal action against mustaine . ellefson settled with mustaine out of court and rejoined the group in 2010 . megadeth has hosted its own music festival , gigantour , several times since mid-2005 . as of 2014 , megadeth has sold 50 million records worldwide , earned platinum certification in the united states for five of its fourteen studio albums , and received eleven grammy nominations . the band 's mascot , vic rattlehead , regularly...
A:
- website is current_members = -lcb- -lcb- plainlist- alt is a four-piece band performing onstage- landscape is yes- years active is 1983 -- 2002 , 2004 -- present- caption is megadeth david ellefson , dave mustaine , shawn drover and chris in broderick . in the background artwork is mascot vic rattlehead 2010 . . from left to right :- origin is los angeles , california , united states- label is combat capitol sanctuary roadrunner tradecraft- genre is heavy metal , thrash metal , speed metal- name is megadeth- image size is 250- background is group_or_band- image is megadeth2010.jpg- associated acts is metallica angra lamb of god md. 45 f5 eidolon jag panzer slayer nevermore