Wait, I've had another random idea
What if the islands trapped the characters, and forced them to do a game show
Like, it's impossible for them to get out until the game is over, or the islands agree so.
What if it were a family game
Or, god forbid, 'Find Your Match' and or 'Get to know your partner'
Jesus
I think Luci would have a meltdown at being paired with Rumple.

"'I'm sorry, Miss Gold -"
"GRACE"
"Right, sorry, Grace, but you cannot leave. It is physically impossible"

