Arc 3Touko and the Steel Earth
Aozaki Touko rose to Counsellor Magician while pursuing a way to avert Steel Earth, and she confronted the future awaiting Sakura in the Holy Grail War. The arc left Touko and Sakura heading to Ryuudou Temple as Touko prepared to inspect the Grail and kill Matou Zouken.
- Ryougi Shiki learned that Ori had died and awakened as Ryougi Ori, while Touko buried her grandfather and departed for London.
- Touko established herself at the Clock Tower, negotiated with Inorai, and was elevated to Counsellor Magician before exploring Albion with Beo and meeting Merlin.
- Emiya Kiritsugu and Aoyama Aohana stole Christian artifacts with the Rogue Priest, and Touko linked Kiritsugu’s and Kirei Kotomine’s emotions for three months.
- Touko hired Lorona as her assistant and explained that Earth faced Steel Earth, a future of ecological collapse and slaughter by extraterrestrial UOs.
- Touko told Altrouge she wanted to draw energy from another planet, then went to the Tohsaka Household and offered to save Sakura from her future.
- Touko showed Sakura a vision of the Matou cellar and warned Tokiomi that the Holy Grail contained All the World's Evil, offering him a costly purification and Root contract.
- Touko said she would inspect the Greater Holy Grail and kill Matou Zouken, then took Sakura toward Ryuudou Temple after promising to protect her.