Rider of Red pulled out the arrow and glared at Archer of Black, who had already swiftly moved to a different plane. He steered his horses to chase after him—and immediately after, the head of his horse Pedasos jolted.

“What!?”

Two of Rider’s three steeds were immortal divine horses. However the third one—Pedasos—was a famous horse who was legendary for his
swift feet, but was not immortal. A single arrow had pierced Pedasos’ head, where his spiritual core was located. Even if the horse was a Noble Phantasm, this killing blow forced him to vanish and die.

- Vol 4 Chapter 4