most valuable mtg cards by set Rarest Magic: The Gathering & Their Prices MTG Thunder Junction: Most expensive

Sea Gate, Reborn is mana when you need it early, and Sea Gate Restoration is draw when you need it late

In Commander its an auto-include in colorless or artifact deck, too

On the flipside, if your key engine costs a ton of mana, like Kozilek, the Great Distortion, a big beefy ramp card like Thran Dynamo will get Kozilek out much earlier than a Mind Stone

Finally, we have Rise and Shine

Four mana is accessible early without issue in green, and the payoff is well worth the price of admission

Knowing youre the only one that can play combat tricks or removal spells during combat makes it much easier to decide who to attack with what creatures