Sometimes that can be a boon, though, as cards like Sigardian Evangel can turn into really effective mana sinks by letting you repeatedly conjure itself into your hand whenever it enters the battlefield
The mana lasts until that combat ends
While you might find some bargains for cards, particularly those in lower-tier conditions, most of the best cards from EX Deoxys are rare and expensive
When the developers sunset the previous tool, they were not able to migrate every single card in their database and as a result, some of the oldest ones (Hearth Gold / Soul Silver series, as well as Black and White) were not coded into Live
This means that any and all creatures under a Phenax player's control can be used as a source for milling, with Phenax itself being able to mill seven cards per turn when it's a creature
Nothing less than a Wish spell or divine intervention can end the NPCs hostility toward you