The following is a list of the Spirits from the Mega Man series that appear in Super Smash Bros. Ultimate.
| Spirit | Game artwork | Type | Rating | Effect(s) |
|---|---|---|---|---|
| Mega Man | Mega Man 10 | Fighter | ||
| Proto Man | Mega Man 10 | Shield | Legend | |
| Bass | Mega Man 10 | Attack | Ace | |
| Duo | Mega Man 8 | Shield | Advanced | Fist Attack ↑ |
| Dr. Light | Mega Man 9 | Support | Ace | |
| Roll | Mega Man 9 | Support | Ace | Autoheal |
| Rush | Mega Man 3 | Support | Ace | |
| Beat | Mega Man 9 | Support | Advanced | Air Attack |
| Auto | Mega Man 7 | Support | Advanced | |
| Dr. Wily | Mega Man 10 | Support | Legend | Jam FS Charge |
| Wily Capsule | Mega Man 7 | Grab | Ace | |
| Mettaur | Rockman Complete Works | Shield | Novice | Jump decrease |
| Cut Man | Mega Man (PlayStation version) |
Grab | Advanced | |
| Guts Man | Mega Man (PlayStation version) |
Grab | Advanced | |
| Ice Man | Mega Man (PlayStation version) |
Support | Advanced | |
| Bomb Man | Mega Man (PlayStation version) |
Support | Advanced | Bob-omb Equipped |
| Fire Man | Mega Man (PlayStation version) |
Attack | Advanced | Water Weakness |
| Elec Man | Mega Man (PlayStation version) |
Grab | Advanced | Electric Attack ↑ |
| Yellow Devil | Mega Man | Neutral | Ace | Speed decreased |
| Metal Man | Mega Man 2 (PlayStation version) |
Grab | Advanced | - |
| Air Man | Mega Man 2 (PlayStation version) |
Support | Advanced | Fog Immunity |
| Quick Man | Mega Man 2 (PlayStation version) |
Support | Advanced | Move Speed ↑ |
| Crash Man | Mega Man 2 (PlayStation version) |
Support | Advanced | Bomber Equipped |
| Flash Man | Mega Man 2 (PlayStation version) |
Support | Advanced | |
| Wood Man | Mega Man 2 (PlayStation version) |
Shield | Advanced | |
| Hard Man | Mega Man 3 (PlayStation version) |
Support | Advanced | |
| Top Man | Mega Man 3 (PlayStation version) |
Support | Novice | Screw Attack Equipped |
| Snake Man | Mega Man 3 (PlayStation version) |
Grab | Novice | |
| Spark Man | Mega Man 3 (PlayStation version) |
Support | Advanced | |
| Shadow Man | Mega Man 3 (PlayStation version) |
Support | Advanced | Killing Edge Equipped |
| Drill Man | Mega Man 4 (PlayStation version) |
Support | Novice | Drill Equipped |
| Dive Man | Mega Man 4 (PlayStation version) |
Support | Novice | Steel Diver Equipped |
| Skull Man | Mega Man 4 (PlayStation version) |
Shield | Advanced | |
| Gravity Man | Mega Man 5 (PlayStation version) |
Master | ||
| Napalm Man | Mega Man 5 (PlayStation version) |
Attack | Novice | |
| Dark Man 4 | Mega Man 5 (PlayStation version) |
Support | Novice | Rage Blaster Equipped |
| Knight Man | Mega Man 6 (PlayStation version) |
Shield | Novice | |
| Wind Man | Mega Man 6 (PlayStation version) |
Support | Novice | Instadrop |
| Slash Man | Mega Man 7 | Attack | Novice | - |
| Sword Man | Mega Man 8 | Support | Novice | |
| Galaxy Man | Mega Man 9 | Support | Novice | Energy-Shot Resist ↑ |
| X | Mega Man Maverick Hunter X | Grab | Ace | |
| Full Armor X | Mega Man Maverick Hunter X | Grab | Legend | Super Armor |
| Zero (Zero Buster) | Mega Man X | Attack | Advanced | |
| Zero (Z-Saber) | Mega Man X5 | Attack | Legend | Weapon Attack & Move Speed ↑ |
| Axl | Mega Man X7 | Support | Advanced | Ray Gun Equipped |
| Sigma | Mega Man Maverick Hunter X | Attack | Ace | |
| MegaMan Volnutt | Mega Man Legends | Grab | Ace | |
| Roll Caskett | Mega Man Legends | Support | Advanced | Shooting Attack ↑ |
| Tron Bonne | Mega Man Legends | Grab | Advanced | |
| MegaMan.EXE | Rockman.EXE Operate Shooting Star | Grab | Legend | |
| ProtoMan.EXE | Mega Man Battle Network | Shield | Ace | Sword Attack ↑ |
| Geo Stelar & Omega-Xis | Mega Man Star Force series | Neutral | Advanced | |
| Star Force Mega Man | Mega Man Star Force | Neutral | Ace | Shooting Items ↑ |
| Mega Man Zero | Mega Man Zero 2 | Attack | Ace | Sword Attack ↑ |
| Model X | Mega Man ZX | Grab | Novice | |
| Model ZX | Mega Man ZX | Grab | Advanced | Transformation Duration ↑ |