I Reincarnated As A Sword

Is there someone in this crystal

"Why... are... you... so powerful?" asked the elder in a stammering voice.

"Hmph, if I use demonic power, then I can kill you in three strikes," thought Ronin with a smug look on his face. However, he immediately changed his expression to a stern look and said, "You're just a warm-up to me."

"I never thought I would lose my life at the hands of a kid," said the elder, attempting to blast the core in his dantian. But how could Ronin let the elder do whatever he wanted? Before the elder could fully detonate the core in his dantian, 'slash,' his head was separated from his body, fell to the ground, and rolled for a few rounds before coming to a halt.

"Hmm, I will keep your weapons as a memory of my first kill after entering this world," Ronin muttered under his breath, using his energy to pull the dual halberds towards him. Soon, they reached him and he put them behind his back.

Suddenly, the ground beneath him started to shake. He heard a voice in his head saying, "Boy, catch that crysta