History:???

Main article: ???

• 2.0.3.007: Fixed its bestiary entry using the wrong apostrophe.

• 2.0.3.001: Can no longer pick up coins.

• 2.0.2.002: Now properly displays vanilla debuff colors and Hunter Potion effects.

• 2.0.2.001:
  • Can no longer be damaged by Fallen Stars.
  • Fixed an issue where it would not spawn if the Lunar Events were active in the world.

• 1.5.1.001: Now vulnerable to electricity and sickness debuffs, but resistant to water and heat debuffs.

• 1.5.0.001: No longer spawns while the Lunar Events are active.

• 1.4.5.001:
  • Nerfed health from 3000 to 1000.
  • Added a glowmask.
  • Can no longer be damaged if the player is more than 35 blocks away.
  • Resprited.

• 1.4.2.001: Resprited.

• 1.4.0.001: Tweaked lighting.

• 1.3.3.001: Reduced chances of spawning in Pre-Hardmode, but increased spawn rates otherwise.

• 1.2.3.006: Now has a 25% chance to drop either Siren's Heart in Revengeance Mode.

• 1.2.0.003: Now despawns if any boss is alive instead of becoming invincible if Duke Fishron is alive.

• 1.2.0.002: Fixed it not using Siren's Call as its theme.

• 1.2.0.001:
  • Now plays Siren's Call while alive.
  • No longer spawns both Siren and Leviathan when killed.
  • Resprited.

• 1.1.7.864: Now spawns less frequently before defeating Plantera, and can no longer spawn if The Leviathan is active.

• 1.1.7.805: Now uses a reduced version of the vanilla ocean enemy spawn chance instead of a custom one.

• 1.1.7.5:
  • No longer spawns if the player is near a Celestial Pillar.
  • Can now be detected by the Lifeform Analyzer.

• 1.1.7.2: Fixed it not animating correctly.

• 1.1.7: Resprited.

• 1.1.6.17: Can no longer be targeted by minions or be damaged if Duke Fishron is alive.

• 1.1.6.15: Introduced.