It costs 200 Mega Salamence Energy to create a Mega Salamence the first time. It now seems that this is too low. It actually costs 300 Mega Salamence Energy. Niantic stated last night via social media that this was the truth
We recommend that you make your Mega Salamence before the event ends. It will cost you 300 Mega Salamence Energy to make your first mega salamence. This event is scheduled to last through Monday night.
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