Godzilla Battles the Tricephalon Monster

Godzilla Battles the Tricephalon Monster is a play set released by HG Toys in 1979. It features the only known appearance of the monster Tricephalon.

Information
The play set contains 55 play pieces, including a Godzilla figurine, a 7" long Tricephalon figurine, and a toy Destroyer ship that fires a toy missile. It also contains a 30" x 30" poly play sheet, mini human figurines, and a city backdrop.