While sitting a four-mana might be a bit tough and does restrict you from playing many artifacts of your own, being able to wipe the board will likely be worth running one or two of these in your deck
The Character-Driven Track: Limit your scope strictly to personal favorite characters across all eras (e.g., mapping an extensive individual timeline of Charizard, Pikachu, or Gengar variants by purchasing targeted individual singles online)
The fact that it is a single use card also makes it a better card design, it will not slow down games overly and it will provoke more difficult choices
Illustrated by: Jrmie Solomon Rulings 2016-07-13 At the time the permanent becomes enchanted, Imprisoned in the Moon causes it to lose all abilities except the noted mana ability
Once you and your opponent have completed all of the steps above, each of you will reveal the face down cards in your Active and Bench zones
The investment annoyed his then girlfriend who thought it was a waste of money