yugioh mathematician deck Yu-Gi-Oh 9 cards 9枚 (Used) （919988709）| magi -TCG Marketplace- Effect MonsterReprint Yugioh Mathematician Konami | Mercari

Since you've likely started to change your decks to be stronger when playing, you may want to name or label your decks so you know exactly what each box contains

In many ways, Mana Vault is a supercharged Sol Ring

If the $55 price tag for near-mint (NM) copies is too steep for your budget, then lightly played (LP) copies might be more appealing, ranging from $42 to $49

Once per turn: You can pay 500 LP

But then I found myself looking at non-legendary lands and found tons of other great options as well

This card has been reprinted in three different preconstructed decks, once in Zendikar Rising, once in New Capenna, and again in Phyrexia: All Will Be One