To describe the scene as extremely chaotic would be an understatement; there was simply no order whatsoever.
Since they were not a team, most people fought on their own, resorting to all sorts of tricks. The scene was momentarily chaotic and dazzling. Together, they attacked the massive Red Dragon at the peak of the volcano, dodging the occasional eruption of magma that could surge forth at any second.
The sad part was that most people's attacks could only leave a scratch on the Red Dragon, registering as forced "-1" damage.
Chapter 310