Marvel
| Name | Super Name | Code | Actions |
|---|---|---|---|
| Miek | Miek | Miek | Show |
| Mikhail Rasputin | Mikhail Rasputin | Mikhai… | Show |
| Milan | Milan | Milan | Show |
| Mimic | Mimic | Mimic | Show |
| Mindless Ones | Mindless Ones | Mindle… | Show |
| Mind-Wave | Mind-Wave | Mind-W… | Show |
| Minotaur | Minotaur | Minota… | Show |
| Minotaur (New-Gen) | Minotaur | Minota… | Show |
| Miracle Man | Miracle Man | Miracl… | Show |
| Mirage | Mirage | Mirage | Show |
| Miss America | Miss America | Miss-A… | Show |
| Miss Arrow | Miss Arrow | Miss-A… | Show |
| Missing Link | Missing Link | Missin… | Show |
| Mister Fantastic | Mister Fantastic | Mister… | Show |
| Mister Fear | Mister Fear | Mister… | Show |
| Mister Hyde | Mister Hyde | Mister… | Show |
| Mister Immortal | Mister Immortal | Mister… | Show |
| Mister Jip | Mister Jip | Mister… | Show |
| Mister Negative | Mister Negative | Mister… | Show |
| Mister Sensitive | Mister Sensitive | Mister… | Show |