Booska (ブースカ Būsuka) is the titular main protagonist of Kaiju Booska. He is a mutated iguana whose unusual abilities comes from his crown and later on befriends a mutated squirrel/alien hybrid named Chamegon. At the end of the series, the two departed to space and promises to return 20 years later. Booska and his series enjoy a huge popularity despite being aired on the same period as Ultraman and he is also a popular icon of Tsuburaya to this day. Booska himself has made several cameos and other shown within the Ultraman Series continuity. Subtitle: Friendly Beast (快獣 Kai jū)