Disclaimers. Yes, Mighty No. 9 was bad, but got more hate than it truly deserves.
Sidestepping the Loud Siblings for a moment, here's Lincoln's supporters, sort of.
If you remember, the contest to choose Call's final design ultimately went to one of her very first designs, the Roll clone, Call_F. But I personally loved one design that wasn't even part of the final listing, the fandub Call_Pink.
So the theme here isn't just "Best Friend vs. Girlfriend" but also "1st place against Last place."
Here's the alt-color for Clyde.
Clyde McBride & Ronnie Anne Santiago (c) The Loud House / Nickelodeon
Call (c) Mighty No. 9 / Comcept