Wave of hate
A boss appears on the server and all players must attack it. The boss regularly changes guises, usually appearing as a high-profile crypto character such as Craig Wright, the head of the SEC, Do Kwon, or Sam Bankman-Fried, a character around whom market negativity accumulates.
After defeating the monster, there is a high chance of dropping a particularly powerful but fragile weapon with a very short lifespan. Usually the negative character is the insider Bogdanoff.