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Boss Battles
June 21, 2026 at 06:09 PM
Updated Illfang note to demo-confirmed; added the Sentry Golem mini-boss and the cutting-marker finishing-blow mechanic from the demo
In Echoes of Aincrad, boss battles are the major real-time combat encounters that gate progress through the floors of Aincrad. Each floor of the floating castle is sealed by a powerful floor boss, and clearing that boss is what unlocks the path upward. At launch the game covers the first two floors, so the headline encounter players prepare for is the Floor 1 boss.

A floor boss waits at the end of the labyrinth at the top of each floor. The Floor 1 boss is Illfang the Kobold Lord, a large kobold-type boss confirmed in the free demo. He fights in multiple phases and changes weapon as his health drops, wielding a curved talwar in the demo build. A smaller Sentry Golem is fought earlier in the demo as a lead-in encounter. Floor bosses are built as group encounters where coordinating with your AI partner through the Switch System matters as much as raw damage.
Boss | Floor | Type | Notes |
|---|---|---|---|
Floor 1 | Floor boss | Guardian of the Floor 1 labyrinth; clearing it opens the way to Floor 2. | |
Sentry Golem | Floor 1 | Mini-boss | A stone guardian fought before the floor boss in the demo; telegraphs heavy stomps and wide ground sweeps. |
Outside the labyrinth bosses, the floors are populated by tougher field enemies. Confirmed examples include the Ruin Kobold Trooper and the Kobold Sentinel, both kobold-type foes encountered in the early floors, alongside beast enemies such as the Frenzy Boar. For the full roster of field foes, see Monsters.
Because the developers have described the game as one where it is very easy to die, preparation is the difference between a clean clear and a wipe. Useful steps before a boss fight include strengthening and synthesizing gear at the Smithy, stocking healing consumables, leveling up to raise your Attributes, and practicing defensive techniques such as parrying and dodging. Managing your Stamina and skill resources during the fight is essential, since Sword Skills drain quickly and leave you exposed if mistimed.
Once a boss battle begins, players cannot retreat from it, so the fight is committed to from the moment it starts. Reading the boss's attacks and answering them with defensive options such as parrying, dodging, and the counter that follows a well-timed guard matters as much as raw damage, and coordinating position swaps with your AI partner keeps pressure off whichever of you is more exposed. The free demo released ahead of launch ends its first stretch with a boss encounter set during the in-universe closed beta, giving new players an early read on how these fights escalate.
Landing the finishing blow uses a cutting marker: once a boss's health is emptied, a marker appears and a cutting-attribute heavy attack severs the target to end the fight. Holding the attack instead triggers a slower crash attack, so the timing of that last hit matters.
Players who enable Death Game Mode face the highest stakes during boss fights, as dying in that mode deletes the save. The mode echoes the death-game premise of the source material, but it is an optional setting rather than the default experience.
Illfang the Kobold Lord
Monsters
Switch System