Considering that bouncing our own creatures is basically what Frogs do, it's one of the strongest cards in our deck, and the value becomes pretty absurd once we get multiples stacked up
Channeling Willy Wonka's golden ticket gambit, this card will be hidden in one English-language collector booster pack, so every booster will have a chance of finding the precious Ash Nazg
Perrin's card is far more valuable and will be the harder of the two to acquire, given its price and her Special Illustration Rare status
(Create an Incubator token with X +1/+1 counters on it and ": Transform this token." It transforms into a 0/0 Phyrexian artifact creature.) Whenever this creature enters or attacks, mill two cards, then incubate X, where X is the number of creature cards in your graveyard
The trick is to know the metagame
Run enchantment/artifact removal and dont over-commit to a single engine