cynthia pokemon card Cynthia's Ambition - 178/172 Brilliant Stars - Secret Rare and a photo sticker featuring Cynthia and Garchomp Opening 100+ Packs ($500 Cynthia

The Master Ball mirror mechanic one random card per box from 153 options exists only in the Japanese version

MDFCs in general only have the properties of their front face everywhere apart from when on the battlefield or the stack

Prices for these cards experienced a similar boom in 2020, a subsequent correction, and then a leveling off after the dip (with the exception of Blastoise, an outlier that seems to have spiked again very recently)

Potential for abuse in a post-Hulk world with Academy Rector

Neither of those things is worth the cost of putting Deserted Temple in your deck

2021-06-18 Due to a recent rules change to cascade, not only do you stop exiling cards if you exile a nonland card with lesser mana value than the spell with cascade, but the resulting spell you cast must also have lesser mana value