| Name | Level | Stat | Type |
|---|---|---|---|
| Unrealistic | 98 | Max HP +40 | Enemy Kills |
| Unreasonable | 48 | ATK +8 | Enemy Kills |
| Unreasonable | - | - | Crafting |
| 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 | 108 | Max HP +40 | Enemy Kills |
| Unspeakable | 40 | SPD +16 | Enemy Kills |
| Unstable | - | - | Cooking |
| Unstoppable | 80 | ATK +8 | Character Growth |
| Unstoppable | 70 | Max HP +40 | Enemy Kills |
| Unstoppable | - | - | Cooking |
| Unstoppable. | 105 | CRIT +4 | Enemy Kills |
| Untamable | 78 | EVA +16 | Enemy Kills |
| Untargeted | - | - | Farming |
| Untouchable | - | - | Farming |
| Unusual | 98 | ATK +8 | Enemy Kills |
| Unwavering | - | - | Senshi |
| Unwavering | - | CRIT +16 | Event |
| Unwelcome | 50 | Max HP +40 | Astral Adventures |
| Unwilling to wake up. | - | Max HP +80 | Event |
| Unyielding | 43 | ATK +8 | Conversations |
| Unyielding | 70 | ATK +8 | Enemy Kills |
| Unyielding Fist | 80 | Max HP +40 | Character Growth |
| Up-and-Coming | 60 | ATK +8 | Enemy Kills |
| Updraft | 85 | EVA +16 | Enemy Kills |
| Upgraded | - | - | Crafting |
| Upright | 70 | ATK +8 | Enemy Kills |
| Upside Down Gold Hook | - | - | Farming |
| Upside down | 50 | Max HP +40 | Astral Adventures |
| Usually punctuated. | - | DEF +3 | Event |
| Usurper | 100 | CRIT +4 | Enemy Kills |
| Utilized | 70 | ATK +8 | Character Growth |
| VIP | 63 | CRIT +4 | Enemy Kills |
| Vacation | 68 | SPD +16 | Conversations |
| Vacuum Cleaner | 75 | DEF +4 | Enemy Kills |
| Vagrant | 99 | CRIT +4 | Enemy Kills |
| Vajra | 100 | - | Treasure Hunter |