By untapping A-Vivi Ornitier with the camera's enters ability and returning it to hand with Boomerang Basics, the player gets to draw a card while untapping A-Vivi Ornitier three times
These work with several of the cards on this list that are permanents that need to be controlled in order for the game loss to take effect
Basically, it will help you stabilize, and then gradually turn into your win condition in many games
Let's not forget Bloodghast either, whose self-reanimation is almost unbeatable with Recurring Nightmare plus any kind of body count in your graveyard and lands in your deck
There are many positives and negatives about this card
The numbered list runs to 147, but the real card count climbs much higher once you fold in the holo and reverse variants, which puts it among the largest English expansions ever printed