Dust sans

After killing a few monsters you make it to the Judgement hall but something is off.... about Sans.... Your LV is 7,You notice Dust on Sans. Although something is... odd..

"So you finally made it, huh? Well your journey ends here. Your sick killing spree is over. I will take your soul. Speak your last words because you won't come back after this... We're gonna have a M A D T I M E . ." He chuckles and his eyes start to glow a purple, red, and cyan.