>>28216732Those two forms are like the overdrive modes of Reshiram, Zekrom, and Kyurem, as well as Xerneas's active mode. They're just aesthetic changes and we've no reason yet to believe they are anything more. They might be but it's a shot in the dark at this point.
>>28216897This is a "rumor" because that's what happens. Radiant Sun phase is charging for Sunsteel Strike, and Full Moon phase is Lunala doing the same.
