If you want your commander to reward you, I would suggest Ketramose, the New Dawn, which becomes a disgusting card draw engine thats hard to remove and eventually becomes a clock
While a card with an Adventure is in your hand, library, or even exile, it has only the characteristics of the permanent, not the Adventure spell
Senior game designer James Wyatt is on-hand to shed some light on how the team picked this location for the second D&D-MTG crossover

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Firebolt was the best burn spell in the era, and it really pushed people well
The beauty is, these tokens are not legendary, so you dont need to worry about having multiple on the battlefield all at once