- Xin Zhao is the only champion that references Asian culture but does not belong to Ionia.
- Xin Zhao has 175 attack range, the longest base auto attack range out of all the melee champions, together with several other champions such as , , , , , , , and .
- He shares the family name of
(赵云 or 趙雲), a famous general during the Three Kingdoms Era and a friend of Liu Bei. Like Yun, he uses a spear as weapon.
- He may also be named after , a Hunnic noble and general during the Han dynasty of China.
- Xin Zhao was designed by Kevin 'Geeves' O'Brien.
- Xin Zhao was released concurrently with Season One.
- Xin Zhao is voiced by .
- In the Chinese version of the game, Xin Zhao's name is rendered as Zhao Xin (赵信), as Chinese names are written with their family name first (and is meant to be pronounced as "Jha-ow Shee-n/Shee-n Jha-ow"). In Traditional Chinese and in Japanese, the name would be written as 趙信, while being pronounced as "Chou Shin" ("Ch-oh Shee-n") via on'yomi.
- His name Xin (信) means "faith" or "trust" in Chinese.
- "Zhao" in Chinese is a unique character, only usable as a last name. However, it is mainly due to being written in Simplified Chinese. The Traditional version of the character is written as 趙, which can also be used in Japanese, which literally means "nimble".
- Xin Zhao's joke is a reference to the question, "What happens when an unstoppable force meets an immovable object?" This in turn is a reference to the Chinese word Maodun, 矛盾 (lit. spear and shield) which means "Contradiction".
- In the French version of the game, Xin Zhao's /joke is different. It is a reference to of comic book series.
- In the German version of the game, Xin Zhao's /joke translates to: "Find me an immovable object, so that I can bury you under it!"
- In the Italian version of the game, Xin Zhao's /joke is different, and can be translated to "Give me a spear, and I'll move the world"; it is a reference to Archimedes, the ancient Greek physicist.
- [ |
- It is a reference to the from the series.
- He shares this theme , , and .
- [ |
- It is likely a reference to the famed Chinese general , whom Xin Zhao shares many characteristics with.
- [ |
- It is a reference to his time as a gladiator fighting in the Noxian arena, The Fleshing.
- He shares this theme with and (because they are Gladiatorial skins).
- [ |
- It is a commemorative skin created to celebrate the launch of League of Legend's Polish servers.
- were a type of cavalry fielded by Poland, and later by the Polish-Lithuanian Commonwealth in the XVI and XVII century. They were famed for their deadly charges.
- [ |
- It is a reference to a famous historical general Zhao Yun from the Era of Three Kingdoms in China, who, Xin Zhao shares many characteristics with.
- Coincidentally, Richard Epcar, Xin Zhao's voice actor, has done a few roles in the Koei Warriors franchise, namely Shingen Takeda in the first Samurai Warriors game and its expansion, but more so Dong Zhuo ever since Dynasty Warriors 4.
- He shares this theme with , , , , , , and .
- [ |
- Xin Zhao's appearance is very much alike to the CCG Investigators from the anime series Tokyo Ghoul, so much that even his spear transforms into a suitcase, like an investigator's quinque.
- He wields the Mark-VII, clandestine-class, utili-spear. Equipped with the latest in communications technology and palmprint identification software, this protean pike’s a repository of sophisticated tools and gadgets for the modern day secret agent. It’ll enhance the users spycraft with everything from garden-variety lockpicks to a microprocessor that coordinates ganks in seven hundred languages (including whatever the hell it is that  yowls). But it’s mostly used for poking people with it.
- The 3D model has him wear a handsfree mobile device which is missing from the splash art.
- He shares this theme with .
- [ |
- He shares this theme with [ | , [ | , [ | , [ | , and [ | .
- Xin Zhao was saved from Noxian imprisonment by grandfather, Jarvan Lightshield the Second.