Every major Magic: The Gathering set comes with a whole slew of Commander decks, preconstructed 100-card decks filled with a bunch of cool new cards and popular reprints to jazz up your collections and inspire you to experiment and build new decks
I don't like that, but she's pretty flexible, the most common things she's with are things that play with time counters, and then One with the Multiverse and Ovika, Enigma Goliath
Presumably, your opponent is going to play creatures at some point
Batterskull Courser only gives one life per land made, usually just one per turn (although it does mitigate sac lands well as well as having great synergy with the shuffle!) and not always even that
You also get several legendaries: Shelob, Dread Weaver can act as graveyard hate on your opponents while also gaining some pretty great benefits if needed
Lumra, Bellow of the Woods These days, 6-mana creatures need a lot of impact in Commander