There are few cards that are that big value wise, even if it does have a steep 14 mana to put into, and requiring the original Broodmate to die and not getting exiled instead
7 colors 10+ card types each + 7 special category dividers = 77 total
If another card tries to turn a manifested artifact face up, you must reveal that artifact, then keep it face down
While Bloom decks could generally tap people out with Power Sink, ensuring it was safe to go off on the following turn, Fireblast meant Justice could drop down to three land, then go find two more land and actually follow up with an Incinerate or possibly even Funeral Charm
In this deck, gifting things like creature tokens could work, but I think the deck definitely takes a different direction out of the box, concentrating more on card draw and gifting a variety of things