In True Pacifist am I allowed to have Ralsei attack Baby Button instead of Susie so I can skip the text right outside of Seam's shop or no?

Do you mean c. round?

Yes, you can mash the attack with Kris/Ralsei and still get True Pacifist ending.

b a b y b u t t o n

Lev067 yes I mean c round. I just like baby button