Troves have historically been a great way to dive headfirst into a new set
Therefore, Wizards of the Coast not only banned these seven cards from play but also from being depicted on all official websites and merchandise and replaced with a message stating that racism in all its forms is wrong.
But how much
That being said, it can be quite the engine if left unchecked with Auntie, Ool, Cursewretch on the battlefield
That gives us bird powerhouses like Derevi, Empyrial Tactician, Falco Spara, Pactweaver, and the bird of birds, Birds of Paradise provides us with access to birds-matter staples like Soulcatchers' Aerie, Flurry of Wings, and Tawnos, the Toymaker and, of course, green brings some of the best land ramp and landfall cards, with staples like Scute Swarm and Tatyova, Benthic Druid: And that's just looking at existing cards Final Fantasy has a good chunk of new bird and landfall toys to play with
It's very similar to Cascade and gives you an extra spell and the option to cast it for free every time you cast a dinosaur