Blue Armored Bones

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Blue Armored Bones
Blue Armored Bones.gifOld-gen console version and Nintendo 3DS version
Classic mode icon.png Classic
Expert mode icon.png Expert
Master mode icon.png Master
AI TypeFighter AI
BannerBlue Armored Bones BannerBlue Armored Bones Banner(Desktop, Console, Mobile and 3DS versions)
Immune toPoisoned
Inflicts debuff
Inflicts debuff
Inflicts debuff
DebuffBroken ArmorBroken Armor
Debuff tooltipDefense is cut in half
Duration10 seconds20 seconds25 seconds
Coins10 SC25 SC
Not to be confused with Armored Skeleton.

The Blue Armored Bones is a Hardmode, post-Plantera enemy that spawns in the Dungeon after Plantera is defeated. Similar to Angry Bones, they come in multiple varieties and follow the Fighter AI. They also have a 1/2 (50%) chance to inflict the Broken Armor debuff for 10 / 20 / 25 seconds.

Brick walls
Blue Brick WallGreen Brick WallPink Brick Wall
Faction flags
in this area:
Marching Bones BannerNecromantic Sign

Blue Armored Bones spawn most often in areas of the Dungeon backed by brick walls. They can also spawn in other areas, but with a significantly reduced chance.


Classic mode icon.png Classic
Expert mode icon.png Expert
Master mode icon.png Master
2 values: Pre-Hardmode › Hardmode
3 values: Pre-Hardmode › Hardmode › Post-Plantera
NPC ID Type Health Damage Defense KB Resist
273 Blue Armored Bones 1.gif Blue Armored Bones 500/1000/1500 45/90/135 50 85%/87%/88%
274 Blue Armored Bones 2.gif Mace Blue Armored Bones 350/700/1050 65/130/195 34 60%/64%/68%
275 Blue Armored Bones 3.gif No Pants Blue Armored Bones 550/1100/1650 45/90/135 50 85%/87%/88%
276 Blue Armored Bones 4.gif Sword Blue Armored Bones 500/1000/1500 85/170/255 54 80%/82%/84%


  • The Sword Blue Armored Bones deals by far the most amount of damage out of all armored bone variants.
  • In Don't dig up(Desktop, Console and Mobile versions) and Get fixed boi(Desktop, Console and Mobile versions) worlds, Blue Armored Bones will drop the Katana instead of the Keybrand.
  • For the banner the kill counts of all variants are added up.


  • The BestiaryBestiary entry for the Blue Armored Bones: "Disciplined and relentless, the Marching Bones unceasingly pursue their goals, sundering anything, or anyone, in their way."


  • Desktop 1.4.4: Bone Feather drop rate increased from 1/450 to 1/300.