Carly (Laura Wright)'s Lengthy List of Frenemies & Foes - Which of these made a massive impact on her life?

Hi everyone! I am celebrating my 20th year watching the show, and the only Carly I know is LW. I wanted to see who the longtime viewers consider Carly 4's greatest adversaries and frenemies, and how they have impacted her life. Here are the people I remember seeing Carly battle during the last 20 years:

A) Robin

B) Brenda

C) Sam

D) Liz

E) Ric

F) Lorenzo

G) Skye

H) Jerry Jax

I) Claudia Zaccara

J) AJ

K) Kate Howard / Connie Falconeri

L) Franco Baldwin

M) Ava Jerome

N) Nelle "From Hell" Benson

O) Olivia Jerome

P) Brad Cooper

Q) Nina Reeves

R) Cyrus Renault

S) Peter August

T) Dr. Britt Westbourne

U) Harmony Miller

V) Congressman "Cutthroat" Drew Cain

W) Willow Tait Cain

Out of all these frenemies & foes, who stands out? Why? Did I forget anyone?