Oneira is the name of at least 3 bands: 1. Oneira was a post-hardcore/metalcore band from Sacramento/Folsom, California, United States. They released their self-titled EP in 2010 which had a feature with Josh Doty from Ten After Two. reverbnation.com/oneira myspace.com/oneira916 2. Oneira was a melodic metal band from Wiltshire, England, who formed in 2004 with just 3 members, before a second guitarist and vocalist were recruited later. Taking influences from heavy metal bands such as 3 inches of blood and iron maiden