1. How to play for non-win users
You can run tc with wine, e.g. tkg, which is very well optimised. lutris is a very good platform.
2. What do I do if the system tells me I'm missing dx9?
Next, there is a solution for this on the official website.
3. Is there a discord or something similar?
4. Is there a good server to play on?
Sorry, at the moment there are only a lot of servers in China, but not in other countries yet. There are many server exchange groups on Tencent QQ.
5. How long does it take to update?
🕊️ Don't even think about it (it skipped today, not,the post was sent when it was announced that the new version would start testing in 30 minutes).
6. mods support?
Mods will be added in the next version.
7. How do I contact my friends?
You can create a server via tcserver. Then use frp etc to let your friends join.
8. How do I send a blade to blueyoshi?(prevent blueyoshi 🕊️)
Please send to Nanjing University.