Your opponent may not leave exerted characters out for him, or only exert characters with high willpower but there are workarounds
The Wind Crystal gives all your creatures flying and lifelink, which can lead to massive lifegain and mill
If it dies or goes to another zone before then, it will stay where it is
We have the notes from the team below along with several images, as you can check out their First Look video above
If an effect refers to a card, spell, or permanent that has an Adventure, it won't find an instant or sorcery spell on the stack that's been cast as an Adventure
It has zero strength and four willpower, and whenever you play this character or whenever it quests, each player reveals the top card of their deck