As part of the 2012 "March is Metal Month" sale in the Amazon MP3 store, multiple Roadrunner titles have been marked down to $6.99 or $7.99. Here's a rundown of what's on sale, with links.

DevilDriver, Beast ($6.99)

DragonForce, Inhuman Rampage ($6.99)

Killswitch Engage, The End of Heartache ($6.99)

Machine Head, The Blackening and Unto the Locust ($6.99 each)

Megadeth, United Abominations ($6.99) and TH1RT3EN ($7.99)

Opeth, Heritage ($6.99)

Trivium, Shogun ($6.99)

Also, DragonForce's "Through the Fire and Flames" is Amazon's Featured Song of the Day, which means it's on sale for just 89 cents! Click here to get it!