Donu and Deca are one of the three bosses encountered at the end of Act 3.

Pattern[edit | edit source]

Donu[edit | edit source]

Donu always starts with Circle of Power, then alternates between Beam and Circle of Power.

Name Intent Effect Asc 4+
Circle of Power
Intent - Buff.png
All enemies gain 3 Icon Strength.png Strength. All enemies gain 3 Icon Strength.png Strength.
Beam
Attack intent 5.png
Deal 10 x 2 damage. Deal 12 x 2 damage.

Deca[edit | edit source]

Deca always starts with Beam, then alternates between Square of Protection and Beam.

Name Intent Effect Asc 4+ Asc 19+
Square of Protection Defend.png All enemies gain 16 Icon Block.png Block. All enemies gain 16 Icon Block.png Block. All enemies gain 16 Icon Block.png Block and 3 Icon PlatedArmor.png Plated Armor.
Beam
Intent - Attack Debuff.png
Deal 10 x 2 damage, shuffle 2 Dazed into the discard pile. Deal 12 x 2 damage, shuffle 2 Dazed into the discard pile. Deal 12 x 2 damage, shuffle 2 Dazed into the discard pile

Tips[edit | edit source]

It is preferable to take down Donu first in order to prevent the Icon Strength.png Strength gain from constantly snowballing and threatening to end the player's run later in the fight.

Update History[edit | edit source]

  • Weekly Patch 42: Reboot
    • Updating SFX for Donu Buff.
  • Weekly Patch 41: Chill
    • Adding SFX to Donu's buff.
  • Weekly Patch 32: Face Trader
    • Donu and Deca now alternate their attacks on turn 2.
  • Weekly Patch 14: Bullet Time
    • New animations for Donu & Deca.
    • Swapped Donu & Deca's positions so the attack order is left -> right.
  • Weekly Patch 7: Setting Up All the Things
    • Fixing typo for Donu & Deca achievement description.
  • Weekly Patch 4: Full speed ahead!
    • Pantograph no longer heals double on Donu and Deca boss.
Monsters, Elites, and Bosses
MonsterMapIcon.png

AcidSlimeIcon.jpgSpikeSlimeIcon.jpgCultistIcon.jpgJawWormIcon.jpgLousesIcon.jpgFungiBeastIcon.jpgGremlinsIcon.jpgLooterIcon.jpgBlueSlaverIcon.jpgRedSlaverIcon.jpg

EliteMapIcon.png

GremlinNobIcon.jpgLagavulinIcon.jpgSentriesIcon.jpg

BossMapIcon.png

Guardian.jpgHexaghostAchievement.jpgSlimeBossAchievement.jpg

MonsterMapIcon.png

ByrdIcon.jpgChosenIcon.jpgMuggerIcon.jpgShelledParasiteIcon.jpgSphericGuardianIcon.jpgCenturionMysticIcon.jpgSnakePlantIcon.jpgSneckoIcon.jpg

CultistIcon.jpgFungiBeastIcon.jpgGremlinsIcon.jpgLooterIcon.jpgSentrySoloIcon.jpgBlueSlaverIcon.jpgRedSlaverIcon.jpg

EliteMapIcon.png

BookOfStabbingIcon.jpgGremlinLeaderIcon.jpgTaskmasterIcon.jpg

BossMapIcon.png

AutomatonAchievement.jpgChamp.jpgCollectorAchievement.jpg

MonsterMapIcon.png

DarklingIcon.jpgOrbWalkerIcon.jpgShapesIcon.jpgMawIcon.jpgSpireGrowthIcon.jpgTransientIcon.jpgWrithingMassIcon.jpg

CultistIcon.jpgJawWormIcon.jpgSphericGuardianIcon.jpg

EliteMapIcon.png

GiantHeadIcon.jpgNemesisIcon.jpgReptomancerIcon.jpg

BossMapIcon.png

AwakenedOneAchievement.jpgDonuAndDecaIcon.jpgTimeEaterAchievement.jpg

EliteMapIcon.png

SpireShieldIcon.jpgSpireSpearIcon.jpg

BossMapIcon.png

CorruptHeartIcon.jpg

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