If each of these 30 albums happen to come out this year, we'll surely experience a musically rich 2015. We can't remember the last time so many huge acts all looked to unleash new material in the same 365-day period, so take a look above to see which albums we consider the most anticipated discs of the year.

Rock and metal juggernauts such as Tool, Metallica, Iron Maiden, Slayer, Marilyn Manson and many others have either hinted at or confirmed new albums for 2015. While there's no guarantee that every one of the discs listed will come out this year, you'll want to click through the gallery above to view the 30 Most Anticipated Rock + Metal Albums of 2015.