| Discovery Type | WeatherPhenomena |
| Discovery Name | Polorocca |
| Rank | ★★★★☆(4) (Number of Stars on Discovery Name card) |
| explanation | A phenomenon in which waves rush from the sea to the estuary. It mainly occurs in the Amazon River. It is believed that the rise and fall of the tide is the cause. "Pororocca" means "loud noise" locally. |
| Era | |
| Deck Points | (Required Deck Points for debate deck) |
| Difficulty | (Rank of skills required for discovery) |
| Experience | 680 (For adventure jobs. Excluding company benefits, beginner bonuses, etc.) |
| Remarks | |
| 最終更新 | 2016-11-27 15:28:57 Passing navigator @guest |