WHITE Here's a card that feels like it's close enough to be playable in a lot of decks, since it rhymes with other three-mana removal spells in the format
Those cards are considered to be "used to craft" that permanent as long as they remain exiled and the permanent remains on the battlefield, even if the permanent's controller changes or some of its characteristics change (because of a copy effect, for example.) If the materials required include multiple objects, you may exile some of them from among permanents you control and the rest from among cards in your graveyard
She's been doing more work for Magic lately, like the spectacular Wildfire Eternal for Hour of Devastation: Her women are on another level altogether, though
But making it the reward of a difficult transform condition makes it hard to recur, which is crucial for balancing extra-turn effects
I can enchant, equip, and otherwise target a hexproof creature like [c]Cragplate Behemoth[/c] as much as I want
The much cheaper Spore Frog is more of a rattlesnake than a surprise, and can be sacrificed to Fog combat for the turn