Bastion of Remembrance is here for some lifegain and life drain, while Black Market gains charge counters to generate mana during your precombat main phase, perfect for pumping into your squad creatures
I think they add an interesting interaction to the game and, much like planeswalkers, they wont be excessively pervasive to the point that well need to modify almost everything about how we play

Here's the top 5, which would probably work out cheaper to buy outright instead of ripping open backs long term: Victini 171/086 SV: Black Bolt Near Mint Holofoil: $425 Market price: $455.32 Most recent sale: $400 Victini 172/086 SV: White Flare Near Mint Holofoil: $395 Market price: $422.12 Most recent sale: $420 Zekrom ex 172/086 SV: Black Bolt Near Mint Holofoil: $401.63 Market price: $388.18 Most recent sale: $390 Reshiram ex 173/086 SV: White Flare Near Mint Holofoil: $349.00 Market price: $373.68 Most recent sale: $385 Zekrom ex 166/086 SV: Black Bolt Near Mint Holofoil: $214.99 Market price: $212.56 Most recent sale: $215 Reshiram ex 166/086 SV: White Flare Near Mint Holofoil: $194 Market price: $192.33 Most recent sale: $179.99 Topics Pokemon Christian Wait is a freelance contributor to Mashable
Whenever you cast an instant or sorcery spell, put a 1/1 blue Human Wizard creature token onto the battlefield
The 1999 First Edition Shadowless holographic Charizard #4, to give it its full name, is one of the most sought-after Pokmon cards ever made
54/82 Drowzee