LeagueDisplays 1.0.1028 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. LeagueDisplays for Mac is included in Theming Tools.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. This free Mac application was originally created by Riot Games, Inc.
From the developer:
League Displays brings HD screensavers and wallpapers direct to your desktop. You will find collections for various occasions. You can pick your favorite display set with themes like PROJECT, Snowdown, and Animated Art. The tool supports multiple, vertical, and ultra-wide displays.
You may want to check out more software for Mac, such as Webshots Daily Features, Picture Switcher or FreeRangeJack, which might be related to LeagueDisplays.