[ Bosses ]
RELL Seas has 34 bosses, from starter fights to powerful raid-style encounters. Each boss has its own attack patterns, phases, drop table and difficulty rating. Browse every documented boss below, then open an entry for its confirmed fight details, attacks, rewards, and related systems.































How boss fights work
Frequently asked questions
How many bosses are in RELL Seas?
RELL Seas has 34 bosses listed on this page, ranging from starter encounters to powerful raid-style fights. We add new bosses and their guides as they are revealed.
How do you beat bosses in RELL Seas?
Learn each boss attack pattern, parry or dodge its telegraphed moves, and bring strong Haki or a fitting God Fruit. Every boss guide lists its attacks, phases and known weaknesses.
What is the hardest boss in RELL Seas?
Difficulty is shown per boss with a star rating - higher-star, raid-style bosses are the toughest. Final balance is set at launch, so check each boss page for its current difficulty.
What do bosses drop in RELL Seas?
Bosses drop weapons and materials. Exact drop tables are still being confirmed before launch, and each boss page lists the drops known so far.