Watch Ragnarok M: Eternal Love's OST MV feat. SNSD YoonA and Seo Kang Joon

The endorsers of 'Ragnarok M: Eternal Love' are back to endorse the game!

They are no other than SNSD's YoonA and actor Seo Kang Joon, and below is the music video for 'Theme of Prontera' which was sang by Kangta~