Saber Alter (Saber Alternative) is Sakura Matou's knowledge servant in the Fifth War of the Holy Grail of the Heaven's Feel route of Fate / stay night. It is a changed version of Saber after being consumed and corrupted by the Holy Grail Shadow. She is one of the servants of the Protagonist in the Grand Order conflicts of Fate / Grand Order as well as servant of class to know as servant of class rider with attributes of Santa.
