If Alexios's owner leaves the game, Alexios leaves the game along with them
As Polygon notes, The Pokmon Company has made clear that, when fans distribute art featuring any of the companys copyrighted intellectual property, they are agreeing to a royalty-free, non-exclusive, irrevocable, transferable, sub-licensable, worldwide license that gives it the right to use, transmit, copy, modify, and display Fan Art (and its derivatives) for any purpose. Legally speaking, that means TPC would have been in the clear to keep the immersive Ho-Oh as is
Lets zoom in on some of the best pingers in the deck
So Aang refills your entire hand, reduces the cost of everything by WUBRG, adds immense pressure to the board, and, at worst, likely draws a card every turn
put it down, and slowly step away from the cardboard