All you have to do is select Craft and all the missing cards will be added to your collection in exchange for the associated wildcards
Spells that can alter combat in your favor like Deceiver Exarch and Cryptic Command are especially valuable to let Marvo survive to attack again
And at instant speed the mana cost isnt nearly as much of an impediment Obviously it is not on-brand to play this card in a situation where youre giving creatures away, like some kind of fair, good-faith exchange of gifts
Nauctis is a new plane but takes its influence from Atlantis, given that it is entirely underwater
The downside to Swords to Plowshares is that your opponent gains life equal to the creatures power, but a few points of life is nothing compared to removing a threat from the board
Who it's best for: Players and collectors who value their time over maximizing every dollar, and people with larger collections who want a reliable, transparent service