sell my mtg cards Where/How Do I Cards" The Flowchart : r/mtgfinance Should You Sell Your Old
Description
People will find a way to break The Walls of Ba Sing Se and all 30 of its toughness

Secret Lair drops are another big source

Terra enables grindy midrange decks while Celes works best as a combo commander that use its +1/+1 counters to break persist
You can't wait and cast the spell at a later time

Another angle is to collect by theme: maybe you try to get every single cat-themed anime art card, or every merfolk with anime style, or even every planeswalker in a certain color