The only limit is that Klauth's mana must be used on spells, not abilities, but that won't matter much in a typical Dragon deck
Such a set would brilliantly combine the flavor of Artifact subtypes, such as Books, and typal themes and mechanics, a popular theme Wizards of the Coast has used for multiple set designs
There are also powerful variants such as Pokemon EX, GX or V, which are stronger but give more prizes when defeated
However, if your off-centered card is a Commander, Modern, Legacy, Vintage staple, or highly collected card, its very likely worth more than its non-off-centered counterpart
Luffy Monkey D
Whether its a family card, a couple card, or even a personalized art piece of yourself as a Trainer, this character maker brings your ideas to life