A lot of people step up to Sway's "5 Fingers of Death" challenge with written verses already prepared to ensure that they look as good as possible while rapping.  However, that wasn't the case with DNA.  In his battles he has always boasted about his top notch freestyle abilities, and he really showcased them here, spitting straight off the top for over five minutes like a true lyricist.  It's safe to say Sway was impressed.

Peep DNA's skills above.