Just by casting noncreature spells and pumping your other creatures, you can set up a huge attack
Wheel of Fortune [c]Wheel of Fortune[/c] is considered a symmetric effect because it affects all players at the table in the same way
Mutate Ikoria is all about monsters, and the mutate mechanic allows you to build the biggest monsters possible
This is especially true of Commander, where the unique dynamic of multiplayer plays heavily to the strengths of creature cards
Added to this are a number of removal, counter, and card draw spells which synergize well (many have proliferate on them as well), as well as creatures with evasive abilities
An excellent pickup, even before you get into the awesome synergies that the Liege offers with all the things youre doing