Xdinary Heroes have unveiled the first MV teaser for their title track "Test Me". 

In the first MV teaser, the members of Xdinary Heroes present an evil plan to hack the '♭form' and broadcast their music everywhere. The members overcome numerous failures and ultimately come up with a master plan through their strong teamwork.

Xdinary Heroes will be releasing their 1st mini album 'Hello, World!' and title track "Test Me" on July 20 at 6 PM KST.