 | Ultima Steel | | | 1 |
 | Ultima Wood | | | 1 |
 | Ultimate Fire Orb | | | |
 | Ultimate Glue | | | |
 | Ultimate Jade | | | 1 |
 | Ultimate Orbs | | | 100 |
 | Ultimate Silk | | | 1 |
 | Ultimate Stone | | | |
 | Ultimate Substance | | | 100 |
 | Ultimate Water Orb | | | |
| Ultimate Wood | | | |
 | Ultrafin Supreme's Skin | | | |
 | Uncanny Chest | | | |
 | Uncanny Crystal | | | 1 |
 | Unceasing Love | | 1 | 10 |
| Unceasing Soil | | | |
 | Uncle Beetle | | | |
 | Undead Bear | | 1 | 1 |
 | Undead Box | | | |
 | Undead Bulbfish | | 1 | 1 |
 | Undelivered Love Letter | | | 5,000 |
 | Underestimated Resolve | | | 100 |
 | Understand Between | | | 1 |
 | Underworld Blood | | | 10 |
 | Undine Elemental Pet Egg | | 36 | 1 |
| Undine Enchantress Pet Egg | | 35 | 1 |
| Undine Immortal Pet Egg | | 45 | 1 |
| Undine Keeper of Mysteries Egg | | 60 | 1 |
| Undine Mystic Pet Egg | | 87 | 1 |
 | Undine Orb | | | |
| Undine Princess Pet Egg | | 33 | 1 |
| Undine Queen Pet Egg | | 37 | 1 |
| Undine Seawitch Pet Egg | | 37 | 1 |
| Undine Supreme Pet Egg | | 37 | 1 |
| Undine Syren Pet Egg | | 41 | 1 |
| Undine Tide Mistress Pet Egg | | 61 | 1 |
| Undine Wench Pet Egg | | 32 | 1 |
 | Unicorn Belt | Belt | 15 | 34,425 |
| Unicorn Belt | Belt | 15 | 38,080 |
| Unicorn Belt | Belt | 15 | 42,500 |
 | Unity is Power! | | 3 | 100 |
| Unity is Power! | | 3 | 100 |
 | Universal Diversion | | | 100 |
| Unknown Chest | | | |
 | Unknown Qualification | | | |
 | Unknown Stone | | | |
 | Unknown Tinder | | | 100 |
 | Unlocked Box | | | |
 | Untamed Aerobeast Himmel Pack | | | |
| Untamed Aerobeast Pack | | | |