Bonus stages
Complete the indicated task in Superstars mode to unlock the corresponding stage.
| Unlockable: | How to Unlock: |
| Alex Kidd | Complete "Get A High Score!" in the "Space Harrier" stage. |
| Outrun | Complete "Hit Justice Shots" in the "Virtua Squad" stage. |
| Space Harrier | Complete Tournament Singles in the "Space Channel 5" stage. |
| Virtua Squad | Complete "Hit The Big Zombies!" in the "Curien Mansion" stage. |
Bonus characters
Complete the indicated task in Superstars mode to unlock the corresponding character.
| Unlockable: | How to Unlock: |
| Alex Kidd | Complete Tournament Singles in the "Alex Kidd" stage. |
| Amy Rose | Complete Tournament Singles in the "Sonic The Hedgehog" stage. |
| Gilius Thunderhead | Complete Tournament Singles in the "Golden Axe" stage. |
| Gum | Complete "Tournament Doubles" in the "Jet Set Radio" stage. |
| MeeMee | Complete Tournament Singles in the "Super Monkey Ball" stage. |
| Pudding | Complete Tournament Singles in the "Space Channel 5" stage. |
| Reala | Complete Tournament Singles in the "NiGHTS" stage. |
| Shadow the Hedgehog | Complete "Tournament Doubles" in the "Sonic The Hedgehog" stage. |
Courts
Complete the indicated task in Planet Superstars mode to unlock the corresponding court.
| Unlockable: | How to Unlock: |
| Outrun | Complete Exhibition Doubles in the "Outrun" stage. |
| Sonic The Hedgehog | Complete Exhibition Singles in the "Sonic the Hedgehog" stage. |
Ball games
Complete the indicated task in Planet Superstars mode to unlock the corresponding ball game.
| Unlockable: | How to Unlock: |
| Puyo Pop Fever | Complete "Get A High Score!" on the "Puyo Puyo Fever" stage. |
| Space Harrier | Complete "Get A High Score!" in the "Space Harrier" stage. |
| Virtua Squad | Complete "Get A High Score!" on the "Virtua Squad" stage. |
