Remove the Catapult

Tml look at the vid I posted above, there's also a nuke but for the moment it does not dish damage.
http://youtu.be/ZIOvXdK6Dr4?t=3m57s

Its really op now, many people just go for turtle and killing bases with those. Kill turtles for god sake.

How are they op?

If you are playing the game properly you would build mobile artillery of your own to take their bases down, as you should be expected to do.