Illustrious

Implement an option for the host to choose the game mode. Easily notifiable to people who want to join with the description in the lobby. Sometimes, you just want some company when you grind those Insane/Chaos/Rush modes.

As I was building a Periodic Table onto a spot, Trickery Tower cloned a tower and placed it before I could build the PT. This still caused the essence to be used up.