Board Thread:Questions and Answers/@comment-27733177-20180417141324/@comment-34703507-20180417145151

Although an Lr for such a short appearance would be quite overkill.

I'd see more something like what they did wit Goku/Gohan, Vegita/Trunks or SSJ Goten/SSJ Trunks : A regular card where a guest would join in for the SA.