The trick, is that these sources should also do something else Phyrexian-related when cracking Incubator tokens is not the priority
It should make for fun game play, especially if you get lucky and the card you exiled is a big play
Exodia, in the fictional YGO world, is a Tom Brady-level monster, an anime GOAT
All things considered, Town Greeter has a higher likelihood of actually making a dent in Constructed
Pokemon Card Strategy: So as far as strategy goes, since Umbreon is a stage 1 Pokemon card, you'll first have to get Eevee into play, like I mentioned in earlier Eevee-evolution reviews from this set, there are actually two Eevee cards in this set but I have not reviewed either of them yet, you may also want to consider using one of the two Eevee cards from the Dark Explorers set, and then evolve Eevee into Umbreon