Normally, the evolution can be done if the Digimon's specialty and its evolution's specialty are the same
To help you achieve this, Virtual World cards make up the vast majority of the deck
The best counter to Spiritomb () in SP's arsenal are the Pokmon that can move it out of the Active Spot or pressure it with fast damage
It can also negate and destroy any card that targets a Blue-Eyes monster by banishing itself from the Graveyard
That being said, some players are worried that without strong support, this and other Room cards might end up being bulk rares
If this card is Link Summoned: You can switch the control of this monster and any opponents monster this card points to, until the End of the next turn, and if you do, until the end of the next turn, this card cannot be destroyed by battle, nor used as Link material and reduce its ATK to 0, also, if this card does not battle any monster that was switched by this effect until the End of the Next Turn, destroy the monsters that were originally owned by your opponent