Added Riot Games API to Games

README.md

@@ -121,6 +121,7 @@ A collective list of JSON APIs for use in web development.
 | Marvel | Marvel Comics API | No | [Go!](http://developer.marvel.com) |
 | Minecraft | Minecraft API (For server info & user info) | No |[Go!](https://mcapi.ca/) |
 | Pokéapi | The RESTful Pokémon API | No |[Go!](http://pokeapi.co) |
+| Riot Games | The RESTful League of Legends API | No |[Go!](https://developer.riotgames.com/) |
 | Steam | Steam Client API | Yes | [Go!](https://developer.valvesoftware.com/wiki/Steam_Web_API) |
 | SWAPI | Star Wars API | No |[Go!](https://swapi.co) |