What happened next is the part most guides miss
This caused the corruption of the plane itself and the rise of New Phyrexia
The mana value of March of Swirling Mist while it's on the stack is the value chosen for X plus 1, no matter how much mana you actually paid to cast it
Instant Color tag templates(None) Fading Hope Return target creature to its owner's hand
Flying, vigilance.When Ao, the Dawn Sky dies, choose one
Unfortunately, Pokemon TCG Live seems to be doing away with that, as a brief support article on the Pokemon website plainly states, "Players will not be able to trade cards with other players within Pokmon TCG Live." The decision to remove trading from Pokemon TCG Live is a head-scratcher for sure, and one that we can only hope The Pokemon Company reverses before launch