Antti Railo started as a vocalist in the Finnish power metal band Celesty starting in 2003. During his six years in the band, Celesty released three albums, Legacy of Hate in 2004, Mortal Mind Creation in 2006 and Vendetta in 2009. He left the band just after the release of the album in 2009. While in Celesty, he also cooperated with band Diecell recording with them a demo, Audile Assault in 2005 and an EP Thrashborne in 2005. In 2009 he moved to another band, The WildFire, releasing with them the album Sands Of Time, a promotional album
Musical competitions and reality shows
Railio has been very active in music competition shows and reality television programmes. First he took part in season 3 of the Finnish version of Idols in 2007 reaching the semi-final stage before being eliminated. In 2009, he was in the inaugural season of Kuorosota, the Finnish version of Clash of the Choirs. The series was won by Timo Kotipelto.
''The Voice of Finland''
In 2013, Railio returned to competition with The Voice of Finland which started on January 4, 2013 on the Finnish televisionNelonen. He was the first contestant to appear on the show singing "Who Wants to Live Forever" from Queen. All four judges, Elastinen, Lauri Tähkä, Paula Koivuniemi and Michael Monroe turned their seats. Railio opted to be with Team Paula. In the Battle Rounds, Paula put him against Daniela Persson. Both sang " Died in Your Arms" and Paula picked Railio to moved to the next round. In the live rounds starting on March 15, 2013, he sang consecutively "Maniac", "Rebel Yell", "Romanssi" and "Minun tuulessa soi" and in the semi-finals, "Skyfall" advancing to the finals as Team Paula finalist, alongside Suvi Aalto, Emilia Ekström and Ike Ikegwuonu. The final was aired April 26, 2013 singing "Sulava jää" as solo and "Kuuleeko yö" as a duo with his mentor Paula Koivuniemi. He carried the title with a high score of 124 out of a possible 200, against runner up Emilia Ekström with just 76 out of 200.
Solo career
After win, Railio embarked on a solo career. His debut single "Vieras maa" entered at #3 on Suomen virallinen lista, the official Finnish Singles Chart in its first week of release.