Rengoku (煉獄?)
| Rank | User(s) |
|---|---|
| B | Okita Souji Alter (Swimsuit) |
| A comprehensive combat operating system based on the dedicated equipment of Rengoku. In the first place, it’s more directed for being a support system than an offensive implement. Although the advice provided is quite good, they can’t display the maximum effectiveness because its Lord fails to heed its advice. |
| 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 • # |