The Volcanic Geode is one such rare crate in the game ... After catching the Pufferfish, head inside Rosalit Volcano and explore it till you find the patch leading to the other end.

You will find a cave entrance there which leads to the Rosalit Volcano. You can fish for Volcanic Geode at Rosalit Volcano (Image via Roblox) One can obtain Volcanic Geode by fishing in the hot ...