He was originally named "Singe" on his release date.
Both trace back to Proto-Germanic verb *sangjanan "to scorch < to sacrifice?", possibley related to *sengwanan "to sing".
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 Hamlet.
Singed's joke, "Shaken, not stirred." is a reference to a famous quote of James Bond, 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.
It was normally only available via promotional codes. It was first gifted at the Gamescom 2010 and other events that Riot Games Inc. attends to, such as PAX and E3. However, the skin has now been replaced with the K-9 Nasus [S|L] skin.
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 PAX Prime.
He closely resembles one of the many custom made skins.
After sniffing a flower in his recall, transforms into a bee. The bee itself closely resembles the bees from Bee Movie.
Singed abducted Warwick 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 Master Yi's home village. The remains of the village were so horrific that it remains a festering scar on Ionian history. To this day, no Ionian will ever publicly speak of what occurred.
During an Ionian ambush on Noxian troops, Singed launched a barrage of biochemical terror on both forces. Riven witnessed as around her Ionian and Noxian alike fell victim to an unspeakably gruesome fate.
Singed and Blitzcrank 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 Twitch may have been involved in the rodent invasion.
Singed is a business partner of Gragas, responsible for supplying him with brewing machinery and hardware.