One is that you have control over when to use the effect and are able to save it until you have all your mana spare to abuse and the other is that the hands only last a turn and so any sorcery speed cards they draw will be useless if used in your turn
Flayer of Loyalties Flayer of Loyalties is expensive at 10 mana, but it has the best threaten effect on an ETB
Legality depends on the tournament format -- Reviving Dose can be legal in some formats and banned or restricted in others
Many cards appear with multiple treatmentsfor such cards, each treatment appears proportionally less often to the number of treatments
As a card that can grab any basic Pokemon from the deck, it makes finding V cards - which are considered basics - trivial, and will add consistency to decks looking to embrace the new cards that are coming to the game
My custom-made proxy cards are as close to authentic as it gets, offering a level of craftsmanship unlike anything else out there