I wish I was kidding, but this is the only instance of Eridan smiling in canon:

My sister doesn’t understand my scientific need for glitter.

I tried to see if someone made Junkrat Borderlands Fanart and instead I found. Uzumaki Junkrat.

Why is it a text based adventure? I hate text based adventures. They never let you do what you Really want.

Nice.

I trusted Reddit on what game to play and now I'm here? Do I have anyone to blame but myself?

My New Year’s Resolutions? Same as they always are: