| Background characters | |
|---|---|
| In SSB: | Bronto Burt | Butterfree | Buzzy Beetle | Fearow | Fly Guy | Goonie | Green Koopa Troopa | King Dedede | Lakitu Bros. | Necky | Pidgey | Ridley | Whispy Woods | Wolfen |
| In SSBM: | Banzai Bill | Bronto Burt | Chozo Statue | Cranky Kong | F-Zero Racers | Fly Guy | Four Giants | Goomba | Goonie | Green Koopa Troopa | King Dedede | Kraid | Lakitu | Moon | Mother Brain | Necky | Tingle | Toad | Whispy Woods |
| In SSBB: | Minor Animal Crossing villagers | Banzai Bill | Chain Chomp | Dialga | Drifloon | Electivire | Goonie | Hoppip | K.K. Slider | Knuckles the Echidna | Lakitu | Mei Ling | Metal Gear RAY | Metal Gear REX | Miles "Tails" Prower | Mother Brain | Otacon | Parasite Queen | Roy Campbell | Palkia | Polar Bear | Shy Guy | Silver the Hedgehog | Skarmory | Support Ghost | Tom Nook |