Alright, this one might be tough, or Impossible.
OnActivate > Client / Player > SetMinigame > ( Minigame Name entry here )
OnPlayerTouch > Client / Player > SetMinigame > ( Minigame Name entry here )
Alright, whereas SetMinigame would make the Client / Player join that Minigame, Specified in the Blank provided after, where the Minigame Name is typed in, Case-Sensitive or not, doesn't matter.