Terraria Mods Wiki
Treasure Bag.gif Expert Mode-Only Content: This information (or parts of it) applies only to Expert mode and Expert mode worlds.
Rotting Calamitous Artifact
  • Rotting Calamitous Artifact item sprite
TypePet Summon
TooltipThe grave rises
Grants BuffCalamity's Vanities/Sepulchling (buff)Sepulchling
Buff tooltipA dark construct composed of the long deceased souls of the innocent...
RarityRarity color turquoise (Calamity's Vanities).png
Summons Pet

Baby Hage (April Fools)

Baby Hage (Calamity's Vanities).png
Summons Pet

Sepulchling and Baby Brimstone Monster

Sepulchling (Calamity's Vanities).pngBaby Brimstone Monster (Calamity's Vanities).png

The Rotting Calamitous Artifact is a craftable Expert Mode-exclusive pet summoning item. It summons a small rotting Sepulcher and a baby Brimstone Monster to follow the player. During April Fools, the baby Brimstone Monster gains a unique appearance. It is also used to craft the Calamitous Soul Artifact.



ResultIngredientsCrafting station
Rotting Calamitous ArtifactRotting Calamitous Artifact
Demon AltarDemon Altar
Crimson AltarCrimson Altar


  • The baby Brimstone Monster's appearance during April Fools is a reference to the emote "Hage", used by several servers in the Terraria modding community.