Quick answer
The main campaign boss order is Flappetizer at Bowtlode Temple, Paincourse at Stonuvan Temple, Desshurt at Coohla Temple, and Salmonarch in the Throne Room. Lord Saltimatum is the separate floor-100 post-game encounter.
Major spoiler warning
This directory names every main-story and post-game boss and reveals their encounter locations. Open an individual guide when you are ready for phase mechanics.
Boss guides in campaign order
Each guide separates the attack you need to read, the action that creates a vulnerability window, and the safest time to spend Gadgets or a Showstopper.

Bowtlode Temple
Flappetizer
Defeat Flappetizer by using updrafts to track the airborne boss, then charge a Drill Attack and spend damage while it is grounded.
Open boss guide
Stonuvan Temple
Paincourse
Defeat Paincourse by disabling open minecarts, returning them into its route, and using the Power Egg Drill Attack between damage cycles.
Open boss guide
Coohla Temple
Desshurt
Defeat Desshurt by breaking the hammer and chest zones, charging the Drill Attack during defense intervals, and opening the final combined weak point.
Open boss guide
Great Salmon Mess Hall
Salmonarch
Survive the rising-tide approach, disable all three Salmonarch heads with Drill Attacks, and reach the ship crane for the finish.
Open boss guide
Great Salmon Mess Hall
Lord Saltimatum
Defeat Lord Saltimatum at floor 100 to complete the true-ending route.
Open boss guideThe shared boss-fight loop
Most major encounters reward preparation more than constant fire. Ink an escape lane first, avoid the telegraphed attack, then use the encounter-specific object or Power Egg phase to create a safe damage window. Saving high-value abilities for that opening is usually more effective than spending them into a shielded or unreachable target.
What to change after a failed attempt
- Identify whether the run ended during movement, crowd control, or the damage window.
- Add recovery or mobility if the arena became difficult to cross.
- Use a ranged weapon when the weak point spends long periods above or away from the player.
- Preserve a Gadget or Showstopper for the next confirmed vulnerability window instead of using it on supporting enemies.
- Return to another raid for equipment and levels if the fight is still consuming too many attempts.
Frequently asked questions
What is the main boss order in Splatoon Raiders?
The main campaign order is Flappetizer, Paincourse, Desshurt, and Salmonarch. Lord Saltimatum is the separate floor-100 post-game encounter.
When should Gadgets and Showstoppers be used against bosses?
Preserve burst resources for a confirmed stun, grounded state, or exposed weak point instead of spending them while the target is shielded or unreachable.
Does every boss use the Power Egg Drill Attack?
The major encounters documented here include defensive intervals where Power Eggs lead to a Drill Attack, but each boss uses a different mechanic to create or extend its main damage window.
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