What is the rarest Mystery Island in Animal Crossing?
The island is being called the “Gold Island” as there's a rock in the center of the island that spawns Gold Nuggets. Hit the rock with a shovel 8 times and you'll get 8 Gold Nuggets.
What is the rarest ACNH fish?
Coelacanth (fish price - 15,000 Bells) - Infamous for being one of the rarest fish in the Animal Crossing series, Coelacanth is back in New Horizons. The rules for this one are pretty simple - it needs to rain, but otherwise it's available all year round, at all times of day, and from the ocean.