| Name | Level | Stat | Type |
|---|---|---|---|
| Unique | - | - | Crafting |
| Unique craftsmanship | - | - | Alchemy |
| Unisolated | 91 | DEF +4 | Enemy Kills |
| United | - | - | Cooking |
| Universal | - | - | Crafting |
| Universal Gravity | - | ATK +4 | Event |
| Unkillable | 65 | SPD +16 | Enemy Kills |
| Unknowable | 70 | ATK +8 | Character Growth |
| Unknown | 70 | Max HP +40 | Enemy Kills |
| Unknown | - | - | Senshi |
| Unleashed | 50 | ATK +8 | Character Growth |
| Unloved. | - | SPD +48 | Event |
| Unlucky | 10 | - | Astral Adventures |
| Unmasked | 85 | ATK +8 | Enemy Kills |
| Unmotivated | 75 | ATK +8 | Enemy Kills |
| Unmovable Mask | 1 | SPD +16 | Enemy Kills |
| Unnoticeable | - | - | Farming |
| Unobtainable. | 98 | Max HP +40 | Enemy Kills |
| Unparalleled | 63 | Max HP +40 | Enemy Kills |
| Unparalleled in the world. | - | ATK +16 | Event |
| Unparalleled. | 105 | - | Treasure Hunter |
| Unprecedented | 55 | SPD +16 | Enemy Kills |
| Unpredictable | 45 | SPD +16 | Enemy Kills |
| Unpredictable | 80 | CRIT +4 | Enemy Kills |
| Unprepared | - | - | Farming |
| Unprofitable | - | - | Fishing |
| Unranked | 1 | DEF +4 | Astral Adventures |
| Unreachable | 95 | ATK +8 | Enemy Kills |
| Unreachable | 75 | CRIT +4 | Enemy Kills |
| Unrealistic | 98 | Max HP +40 | Enemy Kills |
| Unreasonable | - | - | Crafting |
| Unreasonable | 48 | ATK +8 | Enemy Kills |
| Unrelenting | 40 | Max HP +40 | Astral Adventures |
| Unremarkable | 10 | - | Astral Adventures |
| Unrepairable | - | - | Gathering |
| Unrepaired | - | Max HP +40 | Enemy Kills |
| Unrescuable | - | - | Farming |
| Unresting | - | - | Farming |
| Unrivaled | 57 | SPD +16 | Enemy Kills |
| Unrivaled Champion | 105 | - | Treasure Hunter |
| Unrivalled | 75 | Max HP +40 | Character Growth |
| Unruly | - | - | Crafting |
| Unsavable | 58 | DEF +4 | Enemy Kills |
| Unscientific | 100 | - | Treasure Hunter |
| Unscientific | - | - | Gathering |
| Unseen | 45 | SPD +16 | Enemy Kills |
| Unseen and unnoticed by gods and ghosts. | 100 | ATK +8 | Hidden Quests |
| Unspeakable | 40 | SPD +16 | Enemy Kills |
| Unspeakable | 108 | Max HP +40 | Enemy Kills |
| Unstable | - | - | Cooking |