Lancer of Black launched an attack with a stream of countless stakes and also the spear he held in his hand. The attack was already closer to a swarm of piranhas than a Noble Phantasm. After all, there was no pause in his prana usage. As long the homunculi squeezed out prana for him, he could continue creating stakes perpetually. Two thousand stakes was simply the maximum limit he could invoke at once. No matter how many stakes were destroyed, they could be recreated as long as he had prana.

- Vol 2 Chapter 2