Breed the Killers is the third full-length studio album by the American metallic hardcore band Earth Crisis, released in 1998. It was their major label debut and only release for Roadrunner Records, before subsequently returning to Victory Records. The last song on the album "Ecocide" is a re-recording of a song from their first release, All Out War.
The record was re-released on November 4, 2008 in the United States (November 7 in Europe) by I Scream Records. The album was remastered and features two live bonus tracks.