As with most (if not all) of the many Canadian Kellogg's transfer promotions of this period, Phase III Promotions were responsible.
Timed for the 1976 Olympics, there were no serial numbers to pin the date down more precisely.
(This promotional series should not be confused with the retail Olympic Action Replays from four years earlier.)
So far we have two sets to display:
Picture Credit: The SPLAT Scan Archives
© Tom Vinelott 2023