I love the pure conflict of this card.
First off, the value is fantastic - but is it something you can afford? Its rare to see such value bat higher casting costs, especially while still being fairly underwhelming.
Second, she has a hard time working out well. She's in selesnya, which loves lots of creatures, but that's also her biggest downfall. She tries too much
Three centaur or two rhino would have flowed much better with populate which only hits one token type and prefers a single powerful token like Grove of the Guardian. Your goal isn't as many token types as possible, just one you wanta bunch of.
On top of that, none of them are really supported types - centaurs got some theros love, but ehh? Being an elf herself isn't even that big of an asset.

Its such a neat card, bit its funny how well made it is