Cosmic fish is a valuable catch in the Stardew Valley game. This lovable fish can be found in the creek during
wet weather and at night. If you manage to catch a Cosmic heart fish, you can sell it for a handsome profit. In addition to its worth, it is also highly sought after by fishing enthusiasts for its ornate beauty. So, grab your fishing rod and head to the creek side to try your luck at hooking this Stardew eel. Happy fishing!