This issue is a variant of Kull the Destroyer (Marvel, 1973 series) #21.
Letters from Edward Schmitt, Mathew Midelman and Jeff Martin plus "Special Pre-Hyborian Note" on new writer and artist team. This sequence appears between pages 11 and 12 of the previous sequence.
Stan's Soapbox, Bulletins, production credits and panel of Godzilla
This sequence appears between pages 15 and 16 of the first sequence. Hostess Cupcake ad.