If the pulled card is a Psychic Pokmon, then it goes into the player's hand
Each contains multiple rares and/or mythic rares, tons of foils, a full-art basic land card, and Mystical Archive cards that feature striking new art and showcase frames
Mark Rosewater digs into these categories in detail in his article "The Midas Touch." "Chinese Menu" Designs These cards take an effect that would be appropriate for Color A and one that would be appropriate for Color B and crudely glue them together onto one card
This is less about mechanical effects and more about the role the mechanic plays in a set
Demand consistently outpaces supply, making this card a long-term icon in the hobby
Making two 2/2 artifact creature tokens whenever an artifact leaves your graveyard is incredible, alongside unearth cards like Chronomancer and Lokhust Heavy Destroyer as well as things like Anrakyr the Traveller