Time Paradox would consider themselves as two different sans but from the same Alternate Universe.  Their goal would be to kill you with some attacks like gaster blasters, bones, bone zones ,side bones, bone jumps, orange bones, Blue bones, force magic\Blue magic.

he's not a gamer, he hates you because you killed his brother before in many different timelines and now he's tired of it.  Now you'll be the one killed by his hand, insane due to him killed all of his friends to beat you in one final battle, strike you down and take your soul to reset it all so that you'll be gone forever.

Remade to be better

don't talk and never will, but he likes to follow people in a stalking type of way

A black hole like being who's true form is unknown

he is evil and really won't show you mercy, won't hesitate to kill you, extremely powerful

20 arms collected

an immortal gitchy skeleton who wears a white jacket, a red scarf and has a gash in his chest