To join the channel you need an invite link and a discord account.
You can register to Discord [here](https://discordapp.com).
During CTF it was posted on the [main page](https://tuctf.asciioverflow.com/) of the CTF
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In the first version of the task the bot (Mee6) will send you the message:> @%your_nickname%, Welcome to TUCTF! Please read the rules before posting!> > If you have a question about a challenge, please use @Challenge: ChallengeName to automatically tag the challenge creator!> > And finally, here's your "I'm playing" flag: TUCTF{I’m_Mr_m33seek5_G1V3_M3_th3_fl4g!}> > Thank you for playing TUCTF!
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In the second version the flag was in the channel topic, you might have to click it.
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flag: # TUCTF{I’m_Mr_m33seek5_G1V3_M3_th3_fl4g!}