To cast a creature from your graveyard, you need to have three other cards there, and even then you still have to pay its costs
Sure, Weird Harvest does give your opponents creatures
Here are some external resources about color in Magic: A wiki overview on color in MtG An article from Wizards of the Coast on color and gameplay Here's a Medium article on Magic's color philosopy The anatomy of a Magic: the Gathering card In order to generate Magic: the Gathering cards, there's a necessary baseline understanding of how the game works
Less flashy but nonetheless iconic are the basic land cards for Tales of Middle-earth, which trade panoramic vistas for sections of a map a reader might find printed in the back of an old copy of the book or Free Leagues The One Ring tabletop RPG
Instead, its the 7-mana mana rock, Chromatic Orrery
That potentiality puts it in the C-tier, although I expect most decks that want this effect will stick with Bitter Reunion