* The siege weapons have gotten a rebalance across the board, making them both a bit more unique compared to one another, and also removing all their building-specific bonuses (since they only can attack buildings anyhow), and in general nerfing their damage considerably as their upgrade level goes up in particular.
** The baseline strength of these things was not too bad, but once they were a level or two upgraded, it was was straight to ludicrious speed. We're talking going all the way to plaid.