The ones that already exist I crossed out and I add stuff almost every day so more than likely every single person that reads the ideas is going to dislike at least one of them
I dislike all but one of them.
The giant blob.
Reason why landscape generator made it- It's for people who make maps.
Reason why building generator didn't make it - As pointed out before, Blockland is "That game where you build stuff", not, "That game where you become a lazy ass using the build generator to take pride in something that you didn't even make"