- Singed was one of the champions chosen for the Noxian pool available during the Ionia vs. Noxus match. He was one of the selected champions.
- Singed's dance is the "Jump on It" dance from
- here. dance is similar, but includes the beginning of the dance, where she throws her hands up and to both sides. A side-by-side comparison of Singed's dance can be seen
- Even though 's cloud appear to expand as they fade, the area affected by the poison does not actually increase.
- Singed is one of the few champions with a special interaction between his emotes and his ability set, as automatically causes him to laugh.
- Although Singed holds his shield in his left hand in the default splash art, every other skin shows it in his right hand; Singed holds his shield in his right hand in all the in-game models.
- A bottle of Singed's poison can be seen leaking in the Mac Launch preview video.
- Singed's bald figure, red and green color motifs, and his large boots make him resemble Sigma from the Mega Man/Rockman X series.
- appearance resembles from the Harry Potter series.
- Singed's lore shares some similarities with the chemist . There are also similarities in the ethical implications of both their work.
- His current lore is out of date.
- Singed was designed by both Colt 'Ezreal' Hallam and Steve 'Guinsoo' Feak.
- According to Steve 'Udyr' Mieczkowski, Singed was the first ever champion to be created in the game. 
- He was originally named "Singe" on his release date.
- Singed's line, "To shake, or not to shake," is a play on, "To be, or not to be," a famous quote from William Shakespeare's play .
- Singed's joke, "Shaken, not stirred." is a reference to a famous quote of , a fictional British secret agent.
- Singed's bio quote, "My deadliest dose shall bear my patron's name!" is a reference to a line from The Devil's Dictionary by Ambrose Bierce: "My deadliest drug shall bear my patron's name!", referring to Mercury.
- Singed's line, "Mix, mix, swirl, mix." is a reference to a scene from the .
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- It was normally only available via promotional codes. It was first gifted at the Riot Games Inc. attends to, such as and . However, the skin has now been replaced with the K-9 Nasus skin. and other events that
- During some events, Riot Games Inc. enabled the skin at the in game store, allowing anyone to purchase it using RP, the last instance of this being 2011's .
- He shares this theme with Blitzcrank, Graves, Kayle and Nasus.
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- He shares this theme with , , , , and .
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is on a bottle on the splash art, complete with surfer shades.
- The bottle is labeled "Taric's Tropical Tan".
- This skin is one of two champion skins which use a surfboard as a shield, the other being Pool Party Leona.
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- It is based on the stereotypical .
- The skin also bears a resemblance to original skin before the game was released.
- He shares this theme with Ziggs.
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- It is possibly a reference to from the Batman franchise.
- The skin's release date is also very close to the premiere of the new Batman movie, The Dark Knight Rises, in which Bane is the main villain.
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- It replaces the container of chemicals with a snow cleaning machine and carries a sledge.
- He shares this theme with Bard, Gnar, Malzahar, Syndra and Ziggs.
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- This skin is related to "Samsung Galaxy White", who have won the League of Legends Season 4 World Championship finals.
- This skin represents Looper of Samsung Galaxy White.
- He shares this theme with Rengar, Talon, Thresh and Twitch.
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- This skin is based on the typical plague doctor seen during the Black Death bubonic plague.
- He shares this theme with
[ | , [ | , and [ | .
- These skins came out around the time Dark Souls III was released. As the imagery of these skins are somewhat similar found in the Dark Souls franchise.
- Singed abducted
to try and turn the former criminal into a 'chimeric predator' as one of his many experiments.
- Singed is now searching for him to "start the next phase".
- Singed invented the toxic weapon used on Ionian history. To this day, no Ionian will ever publicly speak of what occurred. home village. The remains of the village were so horrific that it remains a festering scar on
- During an Ionian ambush on Noxian troops, Singed launched a barrage of biochemical terror on both forces. witnessed as around her Ionian and Noxian alike fell victim to an unspeakably gruesome fate.
- Singed and  are on unfriendly terms with one another.
- In the Navori Province of Southern Ionia, Singed was charged with the extermination of an unexpected giant rat infestation. Some suspect that  may have been involved in the rodent invasion.
- Singed is a business partner of  , responsible for supplying him with brewing machinery and hardware.