GameSpot - Review by Bruce Geryk, scoring 7.8/10: "Mercenaries is the perfect stand-alone sequel." - http://www.gamespot.com/pc/sim/mechwarrior4mercenaries/review.html
GameZone - Reviewed by Kevin Giacobbi (9/10). "Another installment of the famous walking tank game has arrived, and it a must have for any dedicated fan." - http://pc.gamezone.com/gzreviews/r20489.htm
GameSpy.com - Reviewed by Bernard Dy (75/100). "A solid addition that fans of the series should enjoy." Includes screen shots. - http://archive.gamespy.com/reviews/december02/mw4mercenaries/