You can only use each effect of "Valkyrie Vierte" once per turn
It's worth noting that there is also a 2003-2004 edition, which does not feature Mew, and is worth considerably less
At the end of your turn, this card's [End of Your Turn] effect and the effect given by [EX6-070 Phantom Pain] will trigger simultaneously, then if this card's effect activates first and this Digimon is moved to the breeding area, [EX6-070 Phantom Pain]'s [End of Your Turn] effect will be pending activation, but it can't activate in the breeding area
(WIS) because things have been rather confusing the last couple of years
Early in the game, you can always cast Traverse the Ulvenwald just to hit your land drops
Not only that, but the value of these cards has not gone unnoticed by scalpers, which can make it potentially difficult for players to get their hands on a copy of their own