| # | Unlocked | Locked | Name | Beschreibung | Spieler | Global |
|---|---|---|---|---|---|---|
| 1 |
|
| A bomb? | Get killed by the suicide droid | 10 | 35% |
| 2 |
|
| Sign him up for the Knicks! | Score a basketball goal | 5 | 16% |
| 3 |
|
| Mission Successful | Fly the Xanadu back to Earth | 4 | 15.6% |
| 4 |
|
| No New Mail | Read every e-mail | 5 | 14.6% |
| 5 |
|
| Killing Spree | Destroy 3 enemies in 2 seconds or less | 5 | 14.6% |
| 6 |
|
| Smashed | Don't drink responsibly | 7 | 14.4% |
| 7 |
|
| Impulse 101 | Obtain every weapon | 4 | 12.4% |
| 8 |
|
| Scanners | Scan the Xanadu with the Survey Bot | 3 | 11.1% |
| 9 |
|
| Surgeon General's Warning | Ignore the surgeon general, as well as common sense | 3 | 10.3% |
| 10 |
|
| Trumpet-Major | Experience an attack of flatulence | 6 | 9.7% |
| 11 |
|
| Sacrifice | 2 | 9.2% | |
| 12 |
|
| Murderer | 2 | 9.1% | |
| 13 |
|
| Homer's Odyssey | And and eat every donut | 3 | 8.5% |
| 14 |
|
| Audiophile | Obtain every audiolog | 1 | 7.9% |
| 15 |
|
| Xanadu Book Club | Find and read "The Unusual Death of Governor Li" | 1 | 7.6% |
| 16 |
|
| Please put your seats in the upright position | Place every toilet seat up | 3 | 6.8% |
| 17 |
|
| Silver Shower | Destroy a robot with the showers | 3 | 6.7% |
| 18 |
|
| Old School | Unlock the bonus mini-games | 2 | 6.5% |
| 19 |
|
| The King of the Dead | Become king of the zombies | 4 | 6.4% |
| 20 |
|
| Unintended Death | Get killed by the environment | 1 | 6% |
| 21 |
|
| Ruined Breakfast | Sabotage your breakfast | 3 | 5.5% |
| 22 |
|
| Bibliophile | Obtain every page | 2 | 5.3% |
| 23 |
|
| Balls of Steel | Beat the game without dying | 3 | 4.9% |
| 24 |
|
| The Other Half | 1 | 4.6% | |
| 25 |
|
| Speedrunner | 1 | 3.3% |