Formed in 2000, Circus Maximus consist of experienced musicians Michael Eriksen (vocals, guitar), Mats Haugen (guitar), Espen Storø (keyboards), Glen Cato Møllen (bass), and Truls Haugen (drums), and the group's 2005 debut album, The 1st Chapter, drew comparisons to Dream Theater and Symphony X for its melodic and song-oriented material. it anything, the band actually walked a tightrope between prog metal and pwoer metal.

Lasse Finbråten replaced Storø on keyboards for the band's 2007 date Isolate. The band's creative direction moved away from power metal and focused on writing more strightforward melodies. The band took to the road, garnering not only favorable reviews for the album, for but an intense live show as well

After extending the tour to accommodate various festivals over the next year and a half, Circus Maximus followed it with a long break. They didn't resurface until 2012's Nine. While The supporting tour took them to the stage of Loud Park in Japan, where they shared the stage with Slayer, In Flames, and Dragonforce. It was only the beginning of a long tour. Ther band played Asia, Europe and the U.S before they were finished. , and opting for an long breather in the aftermath.

In January of 2016, Circus Maximus released the single "The Weight" to the internet. It was followed in March by Havoc, their fourth album. ~ Eduardo Rivadavia