Characters on Mega Man's side:
Nick Fury, Mega Man, Eddie, Rush, Darci Roll, Supergirl, Black Panther, Wolverine, Storm, Shadowcat, Rogue, Professor X, Ice Guy, Phoenix/Jean Grey, Beast, Cyclops, Angel, Nightcrawler, Mr. Fantastic, Invisible Woman, Harley Quinn, Deadpool, Cat Woman, The Thing, Human Torch, Spider Man, Iron Man, War Machine, The Penguin, Cyborg, Captain America, Batman, Black Canary, Robin, Black Widow and Hawkeye
Characters on Wily's side:
Dr Wily, Proto Man, Lex Luthor, Mercy Graves, Callisto, Pyro, Magneto, Lady Deathstrike, Dr. Doom, Electro, Green Goblin, Dr. Octopus, Bane, Dive Man, Drill Man, Toad Man, Bright Man (defeated, gives up), Pharaoh Man, Ring Man (defeated, gives up), Dust Man (defeated, gives up), Skull Man (defeated, gives up), Twin Robots, Stone Man (defeated, gives up), Charge Man (defeated, gives up), Wave Man, Star Man (defeated, gives up), Gravity Man (defeated, gives up), Gyro Man, Crystal Man, Napalm Man, Dark Man 1, Dark Man 2, Dark Man 3, Dark Man 4, three of ED-209s (two defeated) and two of Rolling Drills (one defeated), plus Robo-Spider
Robo-animals:
(Lands of Robo-Dinosaurs)
Chapter 5:
Nyasasaurus, Asilisaurus, Euparkeria, Dragonflies (spy-robots, not described), Kannemeyeria, Cynognathus, Eryosuchus, Prestosuchus, Nothogomphodon, Rhynchosaurus, Herrerasaurus, Eoraptor, Cympospondylus, Nothosaurus, Tanystropheus, Placodus, Neusticosaurus, Mastodonsaurus, Preondactylus, Coelophysis, Plateosaurus, Peteinosaurus (spy-robots, not described), Probainognathus, Adelobasileus (spy-robots, not described), Placerias, Postosuchus, Lungfishes (spy-robots, not described), Eustreptospondylus, Ophthalmosaurus, Liopleurodon, Cryptoclidus, Hybodus, Horseshoe Crabs, Leedsichthys, Metriorhynchus, Rhamphorhynchus, Ammonites, Diplodocus, Allosaurus, Ornitholestes, Stegosaurus, Brachiosaurus, Dryosaurus, Othnielia, Apatosaurus, Anurognathus (spy-robots, not described), Utahraptor, Iguanodon, Polacanthus, Iberomesornis (spy-robots, not described), Tropeognathus, Tupandactylus, Caulkicephalus, Dino-Mosquitoes (spy-robots, not described), Leaellynasaura, Australovenator, Muttaburrasaurus, Koolasuchus, Steropodon, Giant Weta, Tuatara, Argentinosaurus, Giganotosaurus, Macrogryphosaurus, Sarcosuchus, Plesiopleurodon, Pteranodon, Abelisaurus, Hesperornis, Tylosaurus, Squalicorax, Xiphactinus, Halisaurus, Elasmosaurus, Archelon, Platecarpus, Saurolophus, Protoceratops, Velociraptor, Mononykus, Tarbosaurus, Therizinosaurus, Azhdarcho, Tyrannosaurus Rex, Edmontosaurus, Ankylosaurus, Dromaeosaurus, Torosaurus, Thescelosaurus, Triceratops, Quetzalcoatlus, Deinosuchus, Didelphodon, Coniophis (spy-robot, not described)
Other hostile robots:
Wave Man, Drill Man, Pharaoh Man, Dark Man 1, Dark Man 2, Gyro Man, Crystal Man, Toad Man, Dive Man, Napalm Man and a Rolling Drill
Robo-Spider (1st August 2066) (Nearly a year after the 1st part of Mega Man 5)
Chapter 2: Age of Dinosaurs
Now, those heroes, such as Mega Man, Invisible Woman, Darci Roll, Spider-Man, Rush, Eddie, Supergirl, Batman, Iron Man, Nick Fury, Captain America and Cyborg, entered so called "The Lands of Robo-Dinosaurs/Age of Dinosaurs". Now they meets chaos with many robosaurs and other mechanical races of prehistoric animals. First they meets mechanical races of Nyasasaurus/Dinosaurus (the first robotic Dinosaur to ever meet), Asilisaurus, Euparkeria, Kannemeyeria, Cynognathus, Eryosuchus, Prestosuchus, Mastodonsaurus, Nothogomphodon and Rhynchosaurus. They scares away Euparkeria and Asilisaurus, but confronts and in last also defeats all of those robots.
After defeating those robots, they're continuing to go on through the Park. Now they're facing mechanical races of Herrerasaurus, Eoraptor, Preondactylus, Coelophysis, Plateosaurus, Probainognathus, Placerias and Postosuchus. In last they're defeating all those robots. Then they are meeting Drill Man along with Pharaoh Man and Crystal Man.
"We are here!" as Drill Man says.
"Drill Man, can you move on to the other side, please?" as Captain America asks him to do.
"No, we won't allow you to pass, so go away or come and fight us" as Crystal Man says and challenges those heroes to do.
"Okay, it's time for an action" as Mega Man says.
"I'll blast you junks" as Pharaoh Man says
Mega Man, Iron Man, Supergirl and Captain America confronts Drill Man, Pharaoh Man and Crystal Man. Rush and Eddie, defeats two of them. Now only Drill Man left, those superheroes quickly defeats that robot. Now those heroes with other hero-characters, continues to go throughout the Park until where they meets much of mechanical races of prehistoric animals (including giant robosaurs). First of all they are meeting mechanical races of prehistoric animals, such as Eustreptospondylus, Diplodocus, Allosaurus, Ornitholestes, Stegosaurus, Brachiosaurus, Dryosaurus, Othnielia and Apatosaurus. However, they scares away Dryosaurus and Othnielia robots, then they defeats other hostile robots.
After defeating those robots, they continues to go through the Age of Dinosaur Park. Then they're meeting mechanical races of Utahraptor, Iguanodon, Polacanthus, Tropeognathus (Ornithocheirus), Tupandactylus, Pteranodon and Caulkicephalus. Now they confronts and in last also defeats those hostile robots.
After defeating those hostile robots those heroes meets a Rolling Drill.
"Stop, you're not allowed to pass" the Robot says.
"Can you really say that? Now it's showtime!!" Supergirl says.
Supergirl and Mega Man defeats this robot. After defeating this robot Mega Man and Supergirl along with other heroes continues on through the Park, until they meets mechanical races of prehistoric animals such as Leaellynasaura, Australovenator, Muttaburrasaurus, Horseshoe Crabs, Koolasuchus, Steropodon, Giant Weta and Tuatara. However, first they scares away Steropodon, Giant Weta and Tuatara robots, then defeating the other robots.
After defeating those robots, those heroes meets mechanical races of prehistoric animals, such as Argentinosaurus, Giganotosaurus, Macrogryphosaurus and Sarcosuchus. However, those superheroes confronts and in last also defeats those robots.
After defeating those robots, they meets Dark Man 1 and Toad Man.
"You're not allowed to pass away" as Toad Man says.
"Ok, it's showtime" as Spider-Man says.
"We are prepared" Dark Man 1 says.
Spider-Man, Batman and Mega Man first confronts Dark Man 1 and Toad Man, then defeating both of those robot masters.
After defeating those robot masters, Mega Man, Spider-Man and Batman with other heroes meets mechanical races of prehistoric animals such as Abelisaurus, Hesperornis, Saurolophus, Protoceratops, Velociraptor, Mononykus, Tarbosaurus, Therizinosaurus and Azhdarcho.
After defeating those robot animals, they're meeting Gyro Man, who tries to shoot at them from the sky.
"Ok, Gyro Man. Do you wanna play with us? So, You got it here!" as Iron Man says.
Now Iron Man confronts and in last also defeats Gyro Man.
Briefly after defeating Gyro Man, they meets Dark Man 2.
"Now you're blocked, so you're not allowed to pass on" as Dark Man 2 says.
"Ok, it's showtime" Mega Man says.
Mega Man confronts Dark Man 2, then Invisible Woman secretly defeats Dark Man 2.
After defeating Dark Man 2, Mega Man, Iron Man and Invisible Woman along with other heroes meets several other mechanical races of prehistoric land animals such as Tyrannosaurus Rex, Edmontosaurus, Ankylosaurus, Dromaeosaurus, Torosaurus, Thescelosaurus, Triceratops, Quetzalcoatlus, Deinosuchus and Didelphodon. Then those heroes also defeats all of those robot animals.
After defeating those mechanical races of the prehistoric animals, Napalm Man shows up for those heroes.
"You're not allowed to pass through the Robosaur Park" Napalm Man says.
"Ok it's showtime" Iron Man says.
Iron Man with few helps of the other heroes confronts Napalm Man, then Supergirl and Invisible Woman (secretly) defeats that robot master.
After defeating Napalm Man, those heroes are seeing two marine-ships on a sea. Splitting into two groups;
Group 1: Mega Man, Darci Roll, Rush, Eddie, Nick Fury and Supergirl
Group 2: Invisible Woman, Spider-Man, Batman, Iron Man, Captain America and Cyborg.
In Dino Underwatersea Aquarium, they meets several mechanical races of sea monsters such as Cympospondylus, Nothosaurus, Tanystropheus, Placodus and Neusticosaurus. Those heroes confronts, and defeats those mechanical sea monsters.
After defeating those first mechanical sea monsters, Wave Man appears. The robot master also closes the gate, by clicking on a button.
"Hahahahahaha, now the gate is closed, so you haven't right to cross further over to the next part of Aquarium" Wave Man says.
"Now it's showtime" as Mega Man says.
Mega Man confronts and quickly defeats Wave Man. After defeating Wave Man, Mega Man goes to the button and clicks on it, which opens the gate, then heads back to the first marine-ship.
Now, they continues on to the next part of Dino-Aquarium, were they meets mechanical sea monsters such as Ophthalmosaurus, Liopleurodon, Cryptoclidus, Hybodus, Leedsichthys, Metriorhynchus, Rhamphorhynchus, Ammonites, Plesiopleurodon, Tylosaurus, Squalicorax, Xiphactinus, Halisaurus, Elasmosaurus, Archelon and Platecarpus. Those heroes defeats those last robot sea monsters. After defeating those last robotic sea monsters, those heroes notices that the gate, to the next Aquarium of a next park (Age of Mammal robot Park), is closed. However, Dive Man appears afterwards.
"You can't pass through the gate, you have to go back to your home, or you'll have to fight me" as Dive Man says.
"Ok, we'll have no other choice than to confront you, Dive Man" as Iron Man says.
Iron Man went out of the second ship, then confronts and defeats Dive Man. After defeating this robot master, Iron Man clicks on the button, to open the gate. Then Iron Man heads back to the second ship, along with rest of the heroes, they're continuing their way to the next Aquarium, in the next park.
"The Mammalbot Park"
To be continued...