It's a Discord Bot that notifies your channel when tracked character, guild or alliance dies or kills someone
Just click the button and choose the Discord Server you wish to add this bot to
Install Discord Killbot
It sends different messages based if it's a "brag" or a "hunt"
It requires 3 permissions to work: Read Messages (so it could accept user input), Send Messages (obviously) and Embed Links (so it could attach a link to the killboard)
To configure the bot simply mention it by name and you'll see instructions: