These married Sentinels of Light once fought, and lost to, Thresh.
Senna and Lucian.
Before their rework, this champion had so many visual bugs on the worlds stage, that it caused a remake, and became disabled for the rest of 2016 Worlds due to their unique mechanic.
Aurelion Sol
90 Caliber Net.
Caitlyn.
This champion would end the world by consuming it all, if they only existed.
Cho'Gath.
Willump.
Nunu.
The first canonically LGBT champion, and their unrequited love interest.
Neeko and Nidalee.
This champion once had a bugged interaction with Draven, that allowed him to cash in his stacks, despite never actually killing a champion.
Illaoi.
Umbral Dash.
Aatrox.
The band Imagine Dragons has more canonical lore than this silly fella, who has less than one full paragraph.
Shaco.
Skaarl.
Kled.
These two champions were lovers in the past, but this was retconned when one of them was reworked. Their love lives on in one of their skin lines.
Twisted Fate and Evelynn.
This champion recently experienced a bug that gave 100% CDR, leading to the nickname "Impregnator".
Gragas.
Wild Rush.
Samira.
This champion has no lore that truly indicates anything about them, just a myth and a song.
Amumu.
Bristle.
Sejuani.
These two champions were rumored to have been lovers, meeting on the battlefield in one of the many conflicts between their nations, although they always denied it. This has since been retconned.
Garen and Katarina.
This champion once had a bugged interaction with Baron Nashor, that allowed the Baron to be pushed out of baron pit, and be moved anywhere on the map.
Poppy.
Whiplash.
Evelynn.
This champions lore is just "ok".
Rammus.
Sebastien.
Rell.
These two champions have been wooed by Illaoi, falling for her charm and muscles.
Gangplank and Braum.
This champion once had a bug that allowed them to stack minions in base, before allowing them to all leave at once, leading to a tsunami of minions all pushing down a single lane.
Heimerdinger.
Valor.
Riven.
This champions lore consists of them failing their one objective, getting blown up, and getting stuck in a mountain forever. That's it. That's all they have. It's like 3 paragraphs.
Malphite.
Anybody.
Parasite.