More Games in LoL Universe Inbound; But Not From Riot Games
Riot Games has revealed Riot Forge, a publishing initiative that will include games by other developers set in the universe of League of Legends. We'll get to know the first one next week.

In October, Riot Games League of Legends universe. These projects are described as games that "can be completed", so they are most likely featuring story campaigns and are aimed at solo players or co-op games.
The initiative was called Riot Forge. Leaks appeared already in October, but then they speculated that it was about fan-made modifications, not new games created by professional developers.
So far, no details have been disclosed regarding the new games. The only thing we know is that we can expect different genres and hardware platforms. Several productions are planned and the first one will be revealed on December 12, during The Game Awards gala. For now, all games published as part of Riot Forge will be set in the League of Legends universe, but other worlds and even new IPs may be possible in the future.
Recall that Riot Games itself is currently working on a number of new projects. These include the mobile version of League of Legends: Wild Rift, the LoL version designed for consoles and mobile devices.