After a lot of teasing fans for this new MBLAQ project, member Thunder finally released his self-composed second digital solo track, "Monster"!

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Like the audio and image teaser released previously, the track is laced with a spooky and mystical vibe that makes this "Monster" an epic one. Thunder's smooth and soft voice helps to emphasize this trait, which makes this song stand out from a lot of other solo works.

Take a listen above!