Welcome to the forums! I hope you enjoy this place! Please click more on the left, then FAQ for the rules.
To make a spectate system, you can get a life cycle and wire it to a team switcher. Make the team switcher settings to spectator, and the life cycle settings to when knocked out, knocked out, not knocks out.
To make chests, you can use this guide! It’s kind of complicated though, but if you need help I’ll be glad to answer.
Then, medallions.
Then, you can look at things from Fortnite and try to copy them down. If needed, you can make another help topic.
Well, I think that’s the basics. The only thing restricting you now is your creativity, so get building! Stay creative! And once again, welcome to the forums, and the gimkit community!