The following is the list of the Spirits from the Metal Gear series in Super Smash Bros. Ultimate.
| Name | Type | Class | Origin game |
|---|---|---|---|
| Hal Emmerich | Support (Beam Sword Equipped) | Metal Gear Solid 4: Guns of the Patriots | |
| Naked Snake | Metal Gear Solid 3: Snake Eater | ||
| Revolver Ocelot (Metal Gear Solid 3) | Primary (Grab) | Advanced | Metal Gear Solid 3: Snake Eater |
| Liquid Snake | Metal Gear Solid | ||
| Solidus Snake | Metal Gear Solid 2: Sons of Liberty | ||
| Kazuhira Miller | Metal Gear Solid V: The Phantom Pain | ||
| Gekkos | Metal Gear Solid 4: Guns of the Patriots |