Marvel
The second word in the phrase marvel vs capcom is marvel, mar is the first word
Spider man is a Marvel Character Who first appeared in Amazing Fantasy #15 1962. He Is considered by most Marvel's Mascot.
ThE first v-game was something like marvel vs capcom 3 fate of two worlds
Namor the Submariner I don't know who was the first Marvel character, but Namor was the first mutant, not the first character.
The Fantastic 4 are Marvel and in 2019 Kevin Feige announced that a Fantastic Film will be in the MCU (Marvel Comics Universe)
The first super hero of Marvel was Captain America. It originated from Stan Lee's idea, became a super hero of Timely Comics (which was renamed Marvel comics), and was the first super hero produced from Marvel in 1941.
Cyclops and Ms. Marvel
R is before t-so Marvel. (alphabetically)
Thanos is a Marvel character. He first appeared in a Marvel comic in 1973 and has since become a prominent villain in various Marvel comics, movies, and TV shows.
superman
Marvel Comics #1 (cover dated Oct. 1939) .
Mr. Marvel was created in 1939 by Timely Comics, which later became Marvel Comics. He is often credited as one of the first superheroes created during the Golden Age of Comics.