You all act like it was free to upgrade. You had to use training. Training was more expensive. The cost to upgrade was the same if not more with power ups. A better argument is cost of replacement vs cost of further upgrading a PU path or powering down.
You all act like it was free to upgrade. You had to use training. Training was more expensive. The cost to upgrade was the same if not more with power ups. A better argument is cost of replacement vs cost of further upgrading a PU path or powering down.