Marvel
| Name | Super Name | Code | Actions |
|---|---|---|---|
| Minotaur (New-Gen) | Minotaur | Minota… | Show |
| Minotaur | Minotaur | Minota… | Show |
| Mind-Wave | Mind-Wave | Mind-W… | Show |
| Mindless Ones | Mindless Ones | Mindle… | Show |
| Mimic | Mimic | Mimic | Show |
| Milan | Milan | Milan | Show |
| Mikhail Rasputin | Mikhail Rasputin | Mikhai… | Show |
| Miek | Miek | Miek | Show |
| Midnight Sun | Midnight Sun | Midnig… | Show |
| Midnight's Fire | Midnight's Fire | Midnig… | Show |
| Midgard Serpent | Midgard Serpent | Midgar… | Show |
| Midas | Midas | Midas | Show |
| Micromax | Micromax | Microm… | Show |
| Michael Van Patrick | Michael Van Patrick | Michae… | Show |
| Michael Pointer | Michael Pointer | Michae… | Show |
| Mettle | Mettle | Mettle | Show |
| Metal Master | Metal Master | Metal-… | Show |
| Mesmero | Mesmero | Mesmero | Show |
| Merlyn | Merlyn | Merlyn | Show |
| Merlin | Merlin | Merlin | Show |