Hixon's Heroes OR The League of Extraordinary Lionfish

These are the lions who have been captured and named so far this summer:

Batman
Wonder Woman
The Green Lantern
Boy Wonder
Cat Woman
Superman
Captain America
Thing
Wolverine
Storm
Mr. Fantastic
Elastigirl
The Human Torch
Quailman
The Black Canary
The Invisible Man
Rogue
Professor Charles Xavier (The name was longer than the fish)
Ghost Rider
The Flash
Spiderman
Darkwing Duck
Frozone
Ironman
Barnacle Boy
Zorro

They are quite the collection! Please send me your favorite superhero so I can give you a shout out in the form of a venomous invasive species!