How to use a Chroma in Team Builder

Have you bought a chroma, and are slightly annoyed that you cant use it in team builder? Here's what you do.

1: start a custom game. 2: use the champ select the screen to select the chroma you wish. 3: load into the game with the chroma 4: end the game. Next time you use the champ, it will load the chroma.

accidentally did it with yellow after wanting to try it out in game