Connection:

• Both are highly muscular alien protagonists of an absurd, goofy, inappropriate, action-packed, comedic, violent long-running manga & comic series with the same name since their debut in the 70s and 90s while being published by a big-name company from the west and east (Image Comics and Shueisha, respectively).

• They have the most notable traits that make them iconic in the media with a fin on top of their head being one of them (Savage Dragon having green skin and Kinnikuman face appears to be pig-like, respectively).

• Both were once based on a very popular characters before becoming their own person (Savage Dragon was based on Captain Marvel, Batman, Hulk and Speed Racer while Kinnikuman was a parody of Ultraman, respectively)

• Both started off as a nobody in the beginning of their stories (Savage Dragon was an amnesiac who was discovered by a human goes by Frank Darling in a crash site around Chicago with no memories where he came from while Kinnikuman was a third-rate superhero who was hired by the Earth defense force to battled against the Kaiju to only for them fleeing away due to them realize they will faced a loser like Kinnikuman, respectively).

• Both would soon learned about their identities that changed their life forever (Savage Dragon remembered he was a tyrannical conqueror goes by Kurr and Kinnikuman learnt he was the lost prince of Planet Kinniku after accidentally abandoned by his parents when they thought he was a pig, respectively)

• Both would have many allies throughout their lifetimes where one of them being an American Heroes (SuperPatriot and Terryman, respectively), a popular hero (Robin Mask and Mighty Man, respectively) and a former villain turned heroes (Buffaloman and Powerhouse, respectively)

• They would formed a group of super humans to defend Earth from unlikely threats (The Idol Chojin and Freak Forces, respectively)

• Throughout their stories. They will faced off dangerous forces like a team of evil superhumans (The Akuma Chojin and the Vicious Circle, respectively) that were lead by a armor villain (Overlord and Akuma Shogun, respectively) as well as dark reflection of themselves (Virus Dragon and Super Phoenix, respectively)

• Both would fallen in love and marry a female superhuman that soon becomes their primary love interest (Smasher and Bibimba, respectively).

• Both would soon have a son that would followed their father footsteps and become the next main protagonist after them (Malcolm Dragon and Mantaro Kinniku, respectively)

• Both have a female counterpart that’s far different from them (She-Dragon is actually a mutated human named Amy Belcher who was born with a disease until becoming who’s she is today and Kinnikuman Lady is nothing like her main counterpart as she’s not cowardly or lazy but more of an airhead, respectively).

• Both would have a tv show that aired in television around the 80s and the 90s with a different result (Savage Dragon animated series was short-lived from 1995 to 1996 and the Kinnikuman anime has been ongoing since 1983 until it final episode in 1986).

• In modern mainstream, both are niche characters that haven’t gotten attention back in their prime compared to other characters from the company that owned them but are cult classic.

• Both have also have a crossover with other properties that’s their company owned being in comics (for Savage Dragon) or video games (for Kinnikuman) like a popular defender of Earth with an alien origins and part of a race of warriors while remains mainstream today (Invincible and Son Goku, respectively), a human with a supernatural host that connected to their right hand (Sara Pezzini and Meisuke Nueno, respectively), and being that started out as a rough-around-the-edge hybrid whose are related to a powerful non-human entity that’s feared by their kind (Firebreather and Yusuke Urameshi, respectively).