pokemon card zekrom and reshiram & GX Cosmic Eclipse Tag Team 222/236 [Fire][Fire][Lightning][Lightning][Plus] Cross Break Deck Case N & Reshiram

Phantump is classified as a 1-Diamond card in the Extradimensional Crisis set

Second it does very little to facilitate the "card drawing = gaining knowledge" flavor that the card so badly wants

Then a few sets ago this Modern legal mono-Black three-drop 3/3 will trade one life for a sacrifice into a Treasure to save that ramping or double

This mechanic is quite good, and when a card with it breaks through into Constructed play, like Ephemerate, it makes a big impact

Why Reserved List Cards Dont Crash Reserved List cards live in a different economic category entirely, with the rarity playing a much more important role