Yellow cover version.
This copy has an insert strip of paper, inside front cover to inside back cover that says "IMPORTANT NOTICE: YIKES 1 & 2 are now 'sold out' and are no longer available from Stray Cat Studios."
SRUCC: Yikes #1, 1st edition
SRUCC: Yikes #2, 1st edition
SRUCC: Yikes #4, 1st edition
Grand Comics Database: Yikes #3