1. In Standard Brawl Mode, choose the character and skin desired for all players to use; use in P1's slot (or 2, 3, 4: doesn't matter).

2. Once you chose the skin everyone wants to use, drop the player with said skin.

3. Choose the same character and skin for the other players, dropping all one at a time but the last.

4. Switch to Team Battle.

5. Add all other players back.

6. Switch back to Standard Battle.