The exchange rules are as follows:

1. The Exchange Event is only available for four- and five-star characters and weapons.
2. You can only exchange like-for-like.
   1. Four-star for four-star. Five-star for five-star.
   2. Standard character for standard character.
   3. Standard weapon for standard weapon.
   4. Standard constellation for standard constellation.
   5. Limited character for limited character.
   6. Limited weapon for limited weapon.
   7. Limited constellation for limited constellation.
3. Any investment into levels, ascensions, talents, and friendship levels will be reset after each exchange.
4. The Exchange Event will only be available for 1 hour, and only one Exchange Transaction will be allotted for each account (all your exchanges will happen via an event UI that allows for multiple types of exchanges). All exchanges made will be final and the event will permanently conclude for your account once finalized. No returns.
5. Involving Aloy in your transaction will prematurely conclude the event for your account. You have been warned.
6. The Exchange Transaction will cost 1 mora to finalize.

Let's make this interesting. Attach your screenshots together with what you want to exchange them with if you can!