Stardew heart eel is a valuable catch in the Farming Simulator game. This eel can be found in the stream during rainy weather and at night. If you manage to reel in a Cosmic heart fish, you can sell it for a good price. In addition to its monetary value, it is also in demand by fishing enthusiasts for its captivating charm. So, grab your fishing rod and head to the creek side to try your luck at capturing this Cosmic heart fish. Happy fishing!