Complete the indicated task to unlock the corresponding event.
| Event | How to unlock |
| Co-op Events 9 to 13 | Obtain R.O.B. and complete the Subspace stage in Subspace Emissary.
|
| Co-op Events 14 to 20 | Complete ten Co-Op events and unlock all hidden characters.
|
| Co-op Event 21 | Complete all 20 Co-op events.
|
| Events 11 to 20 | Complete five of the first ten events.
|
| Events 21 to 28 | Obtain R.O.B. and complete the Subspace stage in Subspace Emissary.
|
| Events 29 to 40 | Unlock all hidden characters.
|
| Event 41 | Complete all 40 events.
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