UNICORN ISLE #5 (of 12) ($2.99) by Lee Marrs, Nicholas Koenig and Romeo Tanghal. UNICORN ISLE BETRAYED Chapter 5. 

NOTE: As far as we know, this was part of a 12-part story which did not continue beyond issue #5. 

May 1987        32 pages  b&w comic from Warp Graphics 

This is our only copy.