hero
character type
tragic hero
stock character; hero with a major flaw that leads to their eventual death and downfall
knight-errant
chivalric literature stock character
eponymous hero
legendary figure from which region or tribe takes its name
legendary hero
heroic character that appears in legends that have some claim to be historical
action hero
archetypal protagonist of action-genre fiction
superhero
type of stock character usually possessing "supernatural or superhuman powers" and dedicated to protecting the public