These are the namesake artifact of the Dragon Ball series. do not allow you to summon Shenron-- while the other is one you can use to make several wishes.
Here are all the wishes in Dragon Ball XenoVerse and what they do.
For Dragon Ball: Xenoverse on the PlayStation 4, a GameFAQs Answers I haven't collected all 7 only because I'm only level 16 but I have had 2 drop. At what. I want a new Ultimate Attack! That Shida cut is gonna make me jizz, I just know it! From what we can see the only new thing they could add is a different colored Final Kamehameha. I have to catch up hunter x hunter yu yu hakisho. I am not crying.