Mic Check One Two, One Two Achievement in Def Jam Rapstar
Mic Check One Two, One Two5
Use an audio effect on any song in any game mode
How to unlock Mic Check One Two, One Two
As you progress through the career, you will unlock different visual effects for use in the game. During any song, hit start, and select "Settings". Go down to "Audio Effects" and assign an effect to a button. Return to the song, and press that button to use the effect. This achievement will pop at the end of the song.