Apparatus for Slaughter (殺戮機巧, Satsuriku Kikō?) is a skill that is similar to, and yet nothing like, Aptitude for Slaughter (Tools).
| Rank | User(s) |
|---|---|
| B+ | Kashin Koji |
| A killing application that is intentionally applied to develop puppets (mechanical devices). In this game, this skill activates the combat puppet inside Kashin Koji's body to increase their combat ability. |
| Servant Skills |
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