| Servant Skills |
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| A • B • C • D • E • F • G • H • I • J • K • L • M • N • O • P • Q • R • S • T • U • V • W • X • Y • Z • # |
Ultimate One
| Rank | User | Class | Notes |
|---|---|---|---|
| EX | Arcueid Brunestud | Berserker | Original rank |
| X | Arcueid Brunestud | Berserker |
Unblessed Birth
| Rank | User | Class | Notes |
|---|---|---|---|
| B | Tristan | Archer |
Uncrowned Martial Arts
| Rank | User | Class | Notes |
|---|---|---|---|
| — | Karna | Lancer | |
| — | "Old Man of the Mountain" | Assassin |
Undying Magus
| Rank | User | Class | Notes |
|---|---|---|---|
| A | Nero Claudius (Swimsuit) | Caster |
Unending Summer
| Rank | User | Class | Notes |
|---|---|---|---|
| B | Mordred (Swimsuit) | Rider |
Unifying the Nation by Force
| Rank | User | Class | Notes |
|---|---|---|---|
| A | Oda Nobunaga | Archer |
Unifying the Nation by Force - Innovation
| Rank | User | Class | Notes |
|---|---|---|---|
| A | Oda Nobunaga | Archer |
Unit Mitosis
Unit Mitosis (個体増殖, Kotai Zoushoku?, lit. "Reproduction of Individual Entities", localized as "Replication"GO) is a Skill imposed by Tiamat's Sea of Life.
Universal Bird's-Eye
| Rank | User | Class | Notes |
|---|---|---|---|
| B | Watcher | Watcher |
Unwavering Patience
| Rank | User | Class | Notes |
|---|---|---|---|
| C | William Tell | Archer |
Unyielding Will
| Rank | User | Class | Notes |
|---|---|---|---|
| A | Spartacus | Berserker | |
| C | Christopher Columbus | Rider |
| Servant Skills |
|---|
| A • B • C • D • E • F • G • H • I • J • K • L • M • N • O • P • Q • R • S • T • U • V • W • X • Y • Z • # |