1.0.4 was the third Spirit Mod hotfix, fixing multiple issues.
- Made some of the weapons crafted from Nightmare Fuel to inflict the Wither debuff.
- Fixed a bug regarding the Shadow Shot's homing capabilities.
- Made the Antlion Digging Claws, Blazing Wheel (weapon), Longbowne, The Gigazapper, Pigron Staff, Famine Scepter, Fungus, Typhoon, Ancient, and Terrestrial Ultimatum obtainable.
- Made all Zombies drop Old Leather.
- Buffed the Cavern Crawler and fixed an issue where it would drop more than one Crawerlock Staves.
- Fixed an issue regarding the direction the Netherbane faced.
- Made Bone Harpies and Lost Mimes drop fewer coins.
- Fixed the Beetle Arrow's sprite.
- Gave the Meteor an explosion effect.
- Adjusted the Bloodshot slightly.
- Made the Apocalypse, Ambertusk Spear, The Gigazapper, and Infernal Javelin do throwing damage.
- Vastly increased the Stellar Pickaxe's pickaxe power.
- Increased the value of Eternity and Storm Phaser.