Jinx is the epitome of a redeemable villain
I’ve seen a lot of debates splitting Jinx into two main categories: either she’s an unforgivable terrorist or she’s a misunderstood victim who is now completely redeemed and "good." I think both of these views miss the real brilliance of her character arc by the end of the show.
Here is my take: Jinx is a true villain, but she is completely redeemable.
First off, she owns accountability for the damage she has caused eventually instead of excusing it. Of course that still doesn’t mean her trauma and pain do not absolve her of the bas things she has done. She killed innocent people, and that makes her a villain. We cannot minimize that, and she shouldn't be handed a cheap, fairy-tale erasure of her crimes. She doesn't get a clean slate.
With that said, Jinx’s actions were entirely selfish—every explosion was a panic attack, a scream for attention, or a desperate attempt to force people not to abandon her. In Season 1, she wasn't operating with a clear mind; she was a weaponized engine of uncontrolled trauma running on survival panic. But by the end of the show, she undergoes a massive evolution: she completely stops acting outk of her own fear.
When she accepts her role as the sacrifice at the end, she isn't becoming a traditional hero or making up for all the hurt she caused. That’s not even what redemption is about, because if that were true we’re all unredeemable. Redemption is not a simple or precarious balancing act of good and bad deeds, it’s a path that skews constantly, but a path that you ultimately choose.
She is a true villain who did un-erasable damage, AND she is actively choosing a selfless path of redemption. Both can be true at the same time, and her redemption path doesn’t mean it’s making up for all the lost innocent life because nothing ever ‘makes up for’ innocent blood spilt. A murderer is still capable of regret, a liar still has the capacity to feel guilt, etc. That doesn’t mean changing makes up for them being who they chose to be.
When it comes down to it, it’s still possible to be a villain and then still grow and become better to where you can eventually become good again. The literal definition of villain is not someone who is unredeemable, but rather ‘a character’s evil actions or motives that are central to the plot.’ Another definition is ‘a person who is responsible for any harm, damage, or pain caused.’ By that very definition we’ve all been a villain.
The real argument isn’t if she’s a villain guys, of course she is. You’re really debating whether she’s evil or not, and I’d say self-awareness and growth as a person are not ever evil.
She isn’t simply a product of a failed system either, regardless of whether that system is a failure or not. The sum of choices throughout our life are the biggest determinants of redemption, not external forces. This applies to any villain, not just Jinx. It’s when you actively choose to never change even with a clear mind that you are unredeemable—but that’s not even the right word for it. Basically I’m saying evil is an active choice, not a permanent identity. Jinx still was a villain who chose malice and caused un-erasable destruction. But redemption doesn't require a time machine to balance a ledger or a good and bad checklist or anything like that—it requires a shift in direction. By ending her malice and choosing a selfless sacrifice, she cleared the wreckage and stepped onto a harder path of accountability. That internal trajectory is the only kind of redemption that actually matters, and that redemption is about you coming back to being a good person, not about redeeming your reputation or other’s perception of you.
Edit: Let me be clear, redemption isn't a final destination where everyone claps and says you are a hero now. It’s an internal trajectory. She didn't choose Piltover or Zaun; she chose to stop the cycle of malice and use her autonomy selflessly to absorb the damage for the people she loved.
She is still a villain in the history books, and she shouldn't get a clean slate. But by consciously choosing to end her persistent malice and point herself towards protection instead of panic, she cleared the wreckage. She isn't fully ‘good’ yet, but she is finally on the path. That messy, uneven trajectory is the only kind of redemption that actually matters in the real world. It has nothing to do with balancing the ledger of good and bad deeds or going on an apology tour to clear your villainous deeds.