How to enter Pokémon Dark Phantom Glass Island:
1. From Green Ridge City Surf, go down to the left and walk to Waterway No. 126.
2. You will see a large depth. If you dive and go down, you will see a cave.
3. After entering, you will reach Liuli Island after diving.
Liuli Island:
Water: Magikarp 100%;
Fishing:
Low score: Onyx Jellyfish 30%, Magikarp 70%;
Mid shot: Magikarp 100%;
High pole: Gyarados 20%, Magikarp 80%.