Jaheira is awesome, since it makes your Food tokens into Mox Emeralds, and extra mana is always welcome
During the End Phase, if this card is in the GY because it was sent there from the field this turn: You can Set this card, but banish it when it leaves the field
Ditto is a pokmon known for it's ability to transform into objects and other pokmon
The two work best when together, of course, but there are also tons of new artifact creatures that care about energy, both in the Fallout precon and throughout Modern Horizons 3 , and even a little bit back in Kaladesh
anime would introduce a card so broken that when it was time for it to be brought into reality, Konami was forced to change its effects to make it a viable option
So, which are the cards you want from the Promo-A set