Stygyro is a fictional character in the Marvel Universe

Marvel Universe

The Marvel Universe is the shared fictional universe where most comic book titles and other media published by Marvel Entertainment take place, including those featuring Marvel's most familiar characters, such as Spider-Man, the Hulk, the X-Men, and the Avengers.The Marvel Universe is further...

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Stygyro is a wizard who apparently comes from pre-cataclysmic Atlantis

Atlantis (Marvel Comics)

Atlantis is a fictional location in the Marvel Universe. It is based on the mythical island of Atlantis first mentioned in Plato's initial dialogue the Timaeus, written circa 360 BC. In the Marvel Universe, Atlantis was a small continent with many human settlements...

 and who joined the Creators

Creators (comics)

-Publication history:The Creators first appeared in Doctor Strange: Master of the Mystic Arts #19-20 , and was created by Marv Wolfman and Alfredo Alcala....

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Doctor Strange

Doctor Strange

Doctor Stephen Strange is a fictional character that appears in comic books published by Marvel Comics. The character was co-created by writer-editor Stan Lee and artist Steve Ditko, and first appeared in Strange Tales #110 ....

 first encountered Stygyro while time-traveling with Clea

Clea

Clea is a fictional character, a sorceress in the . She is the disciple and lover of Doctor Strange. Created by co-plotters Stan Lee and Steve Ditko , Clea first appeared in the Doctor Strange feature in Strange Tales #126 .Clea is a human-appearing being and maternally related to the...

 back to 17th century America to meet Sir Francis Bacon

Francis Bacon

Francis Bacon, 1st Viscount St Albans, KC was an English philosopher, statesman, scientist, lawyer, jurist, author and pioneer of the scientific method. He served both as Attorney General and Lord Chancellor of England...

. Stygyro and a band of attackers beset upon Strange and Clea, but fled before finishing them off. Strange and Clea moved on to the 18th century to meet Ben Franklin, and were attacked by a monstrous sea creature under Stygyro's control. Strange tracked Stygyro to the bottom of the ocean, and fought him in the ruins of ancient Atlantis. Stygyro abducted Clea, but Strange rescued her.

Later, Stygyro became an ally of the Creators

Creators (comics)

-Publication history:The Creators first appeared in Doctor Strange: Master of the Mystic Arts #19-20 , and was created by Marv Wolfman and Alfredo Alcala....

, who with the help of the In-Betweener

In-Betweener

The In-Betweener is a fictional character that appears in comic books published by Marvel Comics. The character first appeared in Warlock #10 The In-Betweener is a fictional character that appears in comic books published by Marvel Comics. The character first appeared in Warlock #10 The...

took over the universe briefly. Strange defeated the Creators and trapped Stygyro in a black hole.