What is "warchest"

Warchest is a box set from the American heavy metal band Megadeth. Warchest features five discs (4 CD + DVD) and features studio tracks, demos and live recordings of a number of the band's songs from its first ten studio albums and rarities EP. The box set was released on October 9, 2007 by EMI/ Capitol Records, and sold around 1,100 copies in the United States in its first week.

While the content on discs 1-3 is assorted, disc 4 was recorded live at Wembley Arena, London, England, on October 14, 1990. The location and date is incorrectly listed as October 16, 1990 in the liner notes. The "Clash Of The Titans Tour" also featured Suicidal Tendencies, Anthrax and Slayer during the European leg. Disc 5 is a DVD, and features a concert recorded at Hammersmith Odeon, London, England, on September 30, 1992. Its audio was encoded to stereo Linear PCM.