Hadal Urn
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Hadal Urn
Statistics
Type | Weapon |
---|---|
Damage | 37 Magic |
Knockback | 2.75 (Very Weak) |
Mana cost | 10 |
Critical chance | 4% |
Use time | 16 Average |
Velocity | 8 |
Tooltip | Fires a random assortment of ocean creatures 'There's no telling how long it was down there... or what lurks inside' |
Inflicts Debuff | ![]() 100% chance |
Debuff duration | 4 seconds (Isopod, Jellyfish, Lamprey, Starfish) |
Debuff tooltip | Crushed by aquatic pressure |
Inflicts Debuff | ![]() 100% chance |
Debuff duration | 6 seconds (Starfish Shard) |
Debuff tooltip | Losing life |
Rarity | ![]() |
Sell | 9 ![]() ![]() |
Research | 1 required |
Sounds
Open
Fire
Isopod Death
Starfish Burst
Close

The Hadal Urn being used against Super Dummies.
The Hadal Urn is a craftable Hardmode magic weapon and the direct upgrade to the Black Anurian. When used, the player holds an urn which rapidly fires a spread of three random marine creatures.
Its best modifier is Mythical.
Projectile Types
Type | Description | |
---|---|---|
![]() |
Abyssal Isopod | Moves very quickly and deals 175% of the weapon's damage. Pierces or bounces off solid tiles up to 3 times. Each bounce reduces damage dealt by a factor of 0.8x. |
![]() |
Marianan Starfish | Bursts into five homing ![]() |
![]() |
Mirage Jelly | Moves slowly and passes through tiles. Chases after enemies in small waves of movement. Stops moving and emits a small damaging aura when an enemy is in range. |
![]() |
Sea Lamprey | Sticks onto enemies and constantly damages them. Up to 4 lampreys can be stuck at a time and they pierce 4 times. |
Crafting
Recipe
Crafting Station | ||
---|---|---|
![]() or ![]() | ||
Ingredient(s) | Amount | |
![]() | Black Anurian | 1 |
![]() | Smooth Voidstone | 20 |
![]() | Lumenyl | 5 |
![]() | Depth Cells | 15 |
![]() | Bone | 10 |
Result | ||
![]() | Hadal Urn | 1 |
Trivia
- The weapon's open and close sounds originate from the Urn of Souls from The Binding of Isaac: Repentance.
History
These history sections are still a work-in-progress, and may not yet contain changes relevant to the current version of the Calamity Mod.
- 2.0.4.001:
- Buffed damage from 32 to 37, but nerfed use time from 14 to 16.
- Isopods now deal 175% base damage instead of 150%, and grant ID-static immunity frames instead of global immunity frames.
- Jellyfish auras now grant 10 local immunity frames instead of 6.
- Lampreys now pierce 4 times instead of infinitely, grant 60 local immunity frames instead of 45, and up to 4 can be stuck in an enemy at once instead of 5.
- Starfish shards now deal 25% base damage instead of 33%.
- Jellyfish and starfish shards now home towards the closest enemy instead of the earliest enemy in the NPC array.
- 2.0.2.001: Decreased sell price from 12
to 9
60
.
- 2.0.1.001: Introduced.
Hardmode Abyss |
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