All Bosses Guide — Weaknesses, Patterns & Recommended Builds

Sephiria features over 10 unique bosses across 6 chapters. Each boss has distinct attack patterns, weaknesses, and requires different approaches. This guide ranks them by difficulty and provides recommended builds for each.

Boss Difficulty Rankings

Rank	Boss	Chapter	Key Threat	Recommended Build
S	Final Boss (Ch.6)	6	Multi-phase, all mechanics	Plasma Judgment Staff
A	Pillar Summoner	5	Add spam, DPS check	Staff AoE or Crossbow
A	Tension Boss	4	No potions (with modifier)	Endurance tank build
B	Chapter 3 Boss	3	Bullet hell patterns	Ranged Staff
B	Chapter 2 Boss	2	Speed attacks	Swift evasion build
C	Chapter 1 Boss	1	Basic patterns	Any

General Boss Strategy

• Learn patterns in Normal Mode before attempting Hard Mode
• Combat Posture modifier adds extra techniques to bosses — practice first
• Blood Feast modifier makes trading hits deadly — use ranged builds
• Tension modifier bans potions — bring sustain builds

Co-op Boss Tips

See our Co-op Build Guide for 4-player team compositions. Key: designate a reviver, an add controller, and focus fire.

Game data sourced from community gameplay and wikis. Game images © TEAM HORAY. Used under fair use.