Fish Of Legend Trophy: How To Catch Rhizodont Legendary Fish | NieR Replicant
You cannot catch this fish without the maximum fishing skill level, meaning you have to complete the entirety of the Fisherman’s Gambit questline before attempting to catch a Rhizodont. With all fisherman gambit quests done by now, rhizodont is not really hard but it takes a lot of baits to catch him as there is a lot of junk.
You can catch a Rhizodont Legendary Fish near the fast travel boat, located at the southwest corner of the Desert region. You can lure Rhizodont using Sardine as bait. The spawn rate is very low, so bring a decent amount of sardines. You need to pull the rod after the third bite.
Other benefits of fishing for a Rhizodont apart from acquiring the trophy and achievement is that It can be sold for 15,000 Gold