Both bands released new albums in September with Mastodon unleashing The Hunter on Reprise to a waiting world a couple of weeks after Opeth let loose with Heritage via Roadrunner Records.
With both bands alternating in the closing slot, the tour begins in Portland, Maine, at the State Theater April 4. Other stops include Boston (April 5); Montreal (April 6); New York City (April 11); San Antonio (April 20); Los Angeles (April 26); Silver Spring, Md., near Washington, D.C. (May 9) and Atlanta (May 12).
Special guest Ghost appears on all dates.
A presale starts Feb. 1 and general onsales begin Feb. 3. For more information, click here for Mastodon’s lair on the Web and here for Opeth’s official site.