When Agumon first appeared, a single blast had vaporized an entire corridor of Dragon Tooth Warriors. But it turned out that the incredibly powerful strike had been a lingering effect of the Command Spell. Agumon's own attack power was not much greater than Rin's and Shirou's. So, much to Agumon's frustration, they stationed Agumon in the rear as supporting artillery. Even so, the fighting became far easier.
After eliminating the enemies before them, Rin lightly pressed a finger against her forehead, extending her senses farther and farther until she finally picked up more presences. "I think the center of the barrier is on the first floor, but I can't find any trace of a Servant. It might be a trap. Agumon, can you find any other Servants?"
"Me? I don't know," Agumon answered adorably.
"How is that possible when you're a Servant too? Oh, right. The concepts of magecraft and magic depend on human civilization to exist. Naturally, none of those things existed in the Cretaceous Period, when there wasn't even a civilization," Rin said reluctantly.
"Let's go to the first floor," Shirou suddenly said.
"Huh?" Rin looked at Shirou in surprise.
"It's better than standing here doing nothing, isn't it?" Before Shirou had finished speaking, he had already rushed off.
"Baby Flame!" A scorching fireball flew out, shattering two Dragon Tooth Warriors on the stairs. A third came running toward the noise, only for Shirou, lying in wait beside it, to break it in half at the waist with a swing of his pole. The Dragon Tooth Warrior struggled to get back up, but Rin followed up with a timely missile, reducing it to dust.
At last, the three reached the first floor.
"Stay away! Stay away! Ah! Ah!" The screams were Shinji's. His piercing voice made it impossible