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Minecraft Dungeons II Bosses: Every Boss Fight and What They Reveal

The Sift campaign runs from corrupted witches through the Twisted Warden to the Monstrous Opus finale across ten major encounters.

The Sift campaign runs from corrupted witches through the Twisted Warden to the Monstrous Opus finale across ten major encounters.

Minecraft Dungeons II builds its campaign around a soul-rich dimension called The Sift, which the Illager High Council rips open after the events of the first game. The story pushes you through a chain of major boss fights, from corrupted versions of familiar mobs to giant material-themed constructs, ending with a mechanical titan called the Monstrous Opus. Each headline fight comes with a named boss bar and a rare achievement.

Quick answer: The campaign’s boss run moves through the Soul Corrupted Witch, the Deep Dark Warden, the Twisted Warden, the Copper Monstrosity, the Prime Enchanter, the Sculk Monstrosity, the Monarch, the Redstone Monstrosity, and the final Monstrous Opus.

Image credit: Xbox Game Studios via YouTube/@Ben-Gun

The Sift and the Illager High Council

The whole conflict starts when Illagers uncover a portal into The Sift, a dimension packed with souls, and form the Illager High Council to exploit it. That intrusion is what corrupts familiar Overworld enemies and spawns the monstrosities you fight throughout the campaign. Defeating the final boss seals the Sift portal with a soul cube, restoring peace across dimensions before you return to the Brave Haven hub.

Minecraft Dungeons II released on September 29, 2026 for Windows, Xbox Series X|S, PlayStation 5, Nintendo Switch, and Nintendo Switch 2. The Sift itself is a new dimension for the Dungeons sub-series, reached through a Deep Dark portal.


Every campaign boss in order

The story runs its bosses in a set sequence, with a few standard enemies and mini-bosses filling the gaps between them. Here is the order the campaign presents them, along with the achievement each headline fight unlocks.

BossSettingAchievement
Soul Corrupted WitchCorruption in the Woods—
WardenDeep Dark—
Twisted WardenDeep DarkTwisted Madness
Copper MonstrosityRainy plainsCopper Stopper
Prime EnchanterFrozen Highlands routePast Their Prime
Sculk MonstrositySculk meadowWorked Like a Talisman
MonarchThe SiftRegicide
Redstone MonstrosityThe Final Souldown—
Monstrous OpusFinal experimentMonstrous Crescendo
Image credit: Xbox Game Studios via YouTube/@Ben-Gun

The corrupted enemies and early fights

Soul Corrupted Witch

The first named boss follows a cutscene that introduces corrupted illager magic during the “Corruption in the Woods” quest. Before the fight, the objective asks you to investigate a cauldron, then to defeat the Witch herself. It sets the tone for the soul-corrupted variants that keep reappearing across the campaign.

Soul Corrupted Witch
The Soul Corrupted Witch, the campaign's first named boss, casts from inside a glowing circle. Image: Mojang Studios / via @PerfectScore

Warden and Twisted Warden

The Deep Dark section has you descend an abyss and confront a standard Warden, which functions as a mini-boss here rather than a full boss. Shortly after, the corrupted version, the Twisted Warden, steps up as a true boss encounter. Beating it unlocks the Twisted Madness achievement, one of the rarer trophies in the game.

Twisted Warden Boss
The Twisted Warden boss fight in the Deep Dark, which rewards the Twisted Madness achievement. Image: Mojang Studios / via @PerfectScore

The monstrosities: Copper, Sculk, and Redstone

Copper Monstrosity

On the rainy plains, the Supreme Evoker animates a mass of copper blocks into a giant construct. The arena fight against the Copper Monstrosity mixes lightning strikes with heavy melee attacks. Clearing it awards Copper Stopper.

Copper Monstrosity Awakening
The Supreme Evoker animates copper blocks into the Copper Monstrosity during a cutscene. Image: Mojang Studios / via @PerfectScore

Sculk Monstrosity

After navigating overgrown sculk areas and fighting Soul Corrupted Sentinels, you reach a massive Sculk Monstrosity in a sculk meadow. This is one of the three bosses tied to The Sift dimension. Defeating it grants Worked Like a Talisman.

Sculk Monstrosity Boss
The Sculk Monstrosity, one of The Sift's three bosses, looms over the arena. Image: Mojang Studios / via @PerfectScore

Redstone Monstrosity

Late in the campaign, during “The Final Souldown,” you face the Redstone Monstrosity. It throws flames and spawns magma, making it a heavy-hitting construct in the same family as its copper counterpart. It leads directly into the game’s finale.

Copper Monstrosity Boss
Combat against the Copper Monstrosity, where lightning fills the arena. Image: Mojang Studios / via @PerfectScore

The spellcaster and flying bosses

The Prime Enchanter

A cutscene introduces the levitating Prime Enchanter before the fight begins. The battle leans on spells, teleportation, and summoned enemies, so you spend as much time chasing the boss as trading blows. It carries the Past Their Prime achievement, one of the rarest in the game at a fraction of a percent unlock rate.

The Prime Enchanter Boss
The Prime Enchanter uses spells, teleports, and summons during its fight. Image: Mojang Studios / via @PerfectScore

Monarch

The Monarch is a multi-phase flying boss that spawns echo clones of itself, listed on-screen as “Monarch Echo.” It is the ruler-tier encounter among The Sift’s three bosses. Bringing it down unlocks Regicide, which sits among the game’s lowest completion rates.


Monstrous Opus: The final boss

The campaign’s final chapter is the Monstrous Opus. Earlier dialogue delves into the council’s opus mechanism, before the Supreme Evoker climbs aboard and merges with it to create a gigantic mechanical titan. To win, stay alive through its sweeping lasers, artillery barrages, and crushing slams, landing damage whenever you can.

Once the Monstrous Opus falls, Monstrous Crescendo unlocks and the ending cinematic begins: the soul cube seals the Sift portal as the villages celebrate. Reaching the Brave Haven epilogue is tied to another rare achievement, Defender of Dimensions.


What unlocks after the final fight

Sealing the Sift is not the end of the game. Returning to the Brave Haven camp opens up post-game rewards and endgame systems, giving you reasons to keep playing past the story.

  • Soul Storms
  • Rifts & Dungeons
  • Echo Shards

At the blacksmith, Echo Shards let you reroll an item’s effects. This keeps valuable boss drops useful: even a weapon with an unwanted roll can be changed rather than discarded. Alongside Soul Storms and the Rifts & Dungeons system, this gear loop gives you a reason to return after finishing the campaign’s boss run.