Flash Battles is a plugin that makes you swap with the flasher if you get flashed. If you get flashed right in the face you lose hp.
Note: There is no archive yet. Join the server to play: http://cs2match.duckdns.org/ First, download CounterStrikeSharp: https://docs.cssharp.dev/guides/getting-started/ Then, create a new folder in "/game/csgo/addons/counterstrikesharp/plugins" named CS2Plugin. Finally, extract the archive into that folder. You are done!