But solely having the option to test your deck against another, not simply in a vacuum, can do wonders for your deck building
Don't forget you can target your own creatures, just make sure you don't get blown out by removal
MOM is juiced as hell, with a set of expensive reprints, serialized versions, and serialized versions of expensive reprints
According to the creators, they are not chosen randomly, but are decided "carefully with attention to details, so that fans can enjoy it in various places", which often results in puns and second meanings for each Number
Charlotte Perospero Turn 4 (7 Don): 7-cost + Charlotte Pudding
Sold separately are packs of blank cards that allow people to make up cards which could do this