In what year was the album “Zico On The Block 1.5 Mixtape” released by Zico?

In what year was the album “Zico On The Block 1.5 Mixtape” released by Zico?: The album “Zico On The Block 1.5 Mixtape” was released in 2012 by Zico.
What is the most successful song from the album “Zico On The Block 1.5 Mixtape” by Zico?: “Battle Royal” is the biggest hit from the album “Zico On The Block 1.5 Mixtape” by Zico.

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