LeagueKiller - Pastebin.com
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USE CASE 1: I want to kill League instantly, no questions asked

USE CASE 2: I want to kill other apps so they will not interfere with League while I’m playing

Written in C# .Net 8 Windows forms. Visual Studio. I publish as a single file executable, create a shortcut and run that shortcut on startup. Now I can CTRL-F1 to instantly kill League without any confirmation menus.