You need it to sail If not you'll fail Not the mast, or the rig, or scull Without it, your chances are null

Fluorescent sun, paper seas, chairs that roll but never leave.

Smaller than Island but bigger to a city , can be inhabited for some but also for many. Over all a good place in the open sea

what makes astrology and lycanthropy work?

If you roll this you might get a six, if you do it hard you will get Bruce Willis. If you spell it differently you might get a redhead, if you do it at Easter be sure to boil ahead.