I'd add on that most on the left have also studied enough to know that people love martyrs and that very few deaths of public figures would substantially change our society.
I'd describe myself as a raging leftist, and I can count on one hand the people whose assassination I think would result in beneficial change for our society even with any blowback of support and counter assassinations. MTG has never been close to that level.
Dismantling systems of oppression and changing the way people think is far more effective.
Find a hobby you're interested in if you don't have one already. Find a group in your area that meets up to discuss or engage in that hobby in person. Make friends with the people in that group by just existing around them and talking about your shared interest. Maybe one of those friendships turns into a relationship, maybe not.
Don't think of the people there as potential partners but as people you like spending time with and genuinely enjoy being around. If one of those friendships has mutual attraction and becomes a partnership, that's great! If not, you'll probably meet other people through them and maybe one of those will turn into a relationship.
Examples of hobbies for introverts that provide more structure for interaction and can have limited talking if needed: