Here are a load of unreleased Mampi Swift tracks from 1998 to 1999.  Hopefully they get released at some point.

Mampi Swift - Long Life (Dubplate Version) [Unreleased] quoted by JJ Frost was replaced on the EP, apparently the DAT went missing. - On 19981106 - One Nation 5th Birthday Celebration Mampi Swift tape A10) & B1) - Could be another untitled unreleased track - it's awesome - has Riddla MC'ing over it

Mampi Swift - Long Life (Dubplate) - On One Nation 5th Birthday Mampi Swift tape A10) & B1) v2

gameoveryeah