You can either build a pillow fort-type deck with enchantments that hold off your opponents and ones that give you life when creatures die, or you can stuff your deck full of lifelink creatures and swing away
Although she is not one of the Top All Time on EDHREC.COM, she is usually one of the top each month in newly registered builds, so she certainly is increasing in her pervasiveness
The rare is a 5-drop 4/2 that will force a targeted foe to sacrifice a dork each time you become the monarch, and since it makes you the monarch first, that will be at least once
Nexos (regular $5) These and the Surge Foil got bought out hard when Zimone was spoiled, so there might not be a lot of profit left, but if the deck takes off this is an absolutely absurd card
Pramikon is the commander incarnation of a pillow fort strategy
She just sits there, a monument to a time before the Commander format redefined what a legendary creature should be