The 18.104.22.1681 update added a new set of weapons known as Legendary weapons, along with a new boss known as Crabulon. The update also added several new custom rarity colors used by most post-Moon Lord items, and added several new weapons and accessories.
- Added Cnidrion, Crab Shroom, and Crabulon.
- Added Aero Stone, Amidias' Spark, Bloom Stone, Chaos Stone, Cryo Stone, Fungal Clump, Heart of the Elements, and Rose Stone.
- Added Aegis Blade, Blossom Flux, Briny Baron, Comet Quasher, Cosmilamp, The Dance of Light, Fungicide, Gleaming Magnolia, Hyphae Rod, Mycelial Claws, Mycoroot, Neptune's Bounty, SHPC, Stellar Striker, Storm Dragoon, Vesuvius, and The Wand.
- Added Treasure Bag (Crabulon).
- Added Brimstone Waifu (buff), Fungal Clump (buff), Mushy, and Siren Lure (buff).
- Added the , , , , and rarity colors.
Bosses and Enemies
- Brimstone Elemental no longer despawns if the player leaves The Underworld, and her Brimstone Barrages no longer produce dust.
- Bumblebirb no longer despawns if the player leaves the Jungle.
- Cryogen now becomes invincible instead of despawning if the player leaves the Snow biome.
- Desert Scourge now becomes invincible instead of despawning if the player leaves the Desert.
- The Devourer of Gods' Beam Portals now last 5 seconds instead of 10, have had their speed decreased, and produce less dust.
- The Hive Mind phase 1 no longer despawns if the player leaves The Corruption, and phase 2 now becomes invincible instead of despawning.
- Jungle Dragon, Yharon no longer despawns shortly if the player leaves the Jungle.
- The Perforator Hive now becomes invincible instead of despawning if the player leaves The Crimson.
- Profaned Guardians changes:
- Nerfed main guardian's spear damage from 200 / 220 to 140 / 180 , and Giga Flare damage from 160 / 180 to 110 / 140 .
- Nerfed defense guardian's spear damage from 160 / 180 to 120 / 140 .
- The defense and healer guardians now take up 3 NPC slots instead of 10.
- Providence, the Profaned God changes:
- Buffed defense from 100 to 150.
- Nerfed Holy Blast damage from 320 to 260 , Holy Fire damage from 260 to 200 , Molten Blast's damage from 320 to 260 , and Holy Bomb damage from 280 to 220 .
- Nerfed the offense and defense guardians' spear damage from 160 / 260 to 100 / 140 .
- Nerfed the offensive guardian's Flare Dust damage from 160 / 240 to 100 / 160 .
- All three guardians now take up 1 NPC slot each instead of 10.
- No longer despawns if the player leaves The Hallow or the Underworld.
- Signus, Envoy of the Devourer now becomes invincible instead of despawning if the player leaves the Underworld.
- Siren Lure and Leviathan changes:
- Siren Lure changes:
- Buffed Detonating Bubble damage from 40 / 80 to 60 / 120 .
- Decreased coin drop count from 30 to 18 .
- Decreased speed.
- Now becomes invincible if the player leaves the Ocean.
- Projectile damage value changes while over 75% health:
- Nerfed Music Note damage from 100 / 120 to 80 / 100 while dry, and 80 / 100 to 60 / 88 while wet.
- Nerfed Frost Mist damage from 104 to 92 while dry, and 84 to 80 while wet.
- Changed Water Spear damage from 70 / 96 to 72 / 84 while dry, and changed damage from 50 / 76 to 52 / 72 while wet.
- Projectile damage value changes while under 75% health, but above 50%:
- Nerfed Music Note damage from 104 / 136 to 84 / 108 while dry, and 84 / 116 to 64 / 96 while wet.
- Nerfed Frost Mist damage from 112 to 100 while dry, and 92 to 88 while wet.
- Changed Water Spear damage from 74 / 104 to 76 / 92 while dry, and 54 / 84 to 56 / 80 while wet.
- Projectile damage value changes while under 50% health, but above 25%:
- Nerfed Music Note damage from 108 / 140 to 88 / 116 while dry, and 88 / 120 to 68 / 104 while wet.
- Nerfed Frost Mist damage from 120 to 108 while dry, and 100 to 96 while wet.
- Projectile damage value changes while under 25% health:
- Nerfed Music Note damage from 114 / 144 to 92 / 124 while dry, and 94 / 124 to 72 / 112 while wet.
- Nerfed Frost Mist damage from 90 / 128 to 88 / 116 while dry, and 70 / 108 to 68 / 104 while wet.
- Nerfed Water Spear damage from 120 to 108 while dry, and 100 to 96 while wet.
- Leviathan changes:
- Nerfed meteor damage from 150 / 180 to 110 / 140 while dry, and 130 / 160 to 100 / 120 while wet.
- Now fires meteors more often.
- Increased speed.
- Prepare to Die\Cry Modes no longer affect bosses from the Thorium mod.
- Most post-Moon Lord items now use custom rarity colors, a full list can be found below:
- Alchemical Flask and Plague Hive's Plague Seekers now produce less dust, and attacking while either is equipped now inflicts Plague for 2 seconds instead of 3.
- Renamed Calamity Biome Spawner to Calamity Spawner, and it now spawns all Calamity ores.
- Reworked Eye of the Storm, Pearl of Enthrallment, Rare Waifu in a Bottle, and Waifu in a Bottle into accessories that summon their respective elementals when equipped, instead of summon weapons.
- Using Celestial Onion or Demon Trophy while a boss is alive no longer causes the player to drop all their items.
- Overloaded Sludge no longer uses a Slime Crown in its recipes, it now uses 25 Blighted Gel instead of 50 in its Blighted Gel recipe, and it now uses 25 Purified Gel instead of 20 in its Purified Gel recipe.
- Renamed Lure of Enthrallment to Pearl of Enthrallment, and it now uses the rarity instead of .
- Changed Yharim's Gift's defense and damage boosts while in the Jungle from 25% each to 30% and 15% respectively, buffed Dragon Dust damage from 150 to 350, and buffed Sky Flare damage from 300 to 750.
- All Calamity ores now spawn on world generation instead of after killing certain bosses.
- Resprited Abyss Blade, Apoctosis Array, Ark of the Cosmos, Ark of the Elements, Augur of the Elements, Depth Blade, Dragon Rage, Earth, Elemental Axe, Elemental Disk, Elemental Eruption, Elemental Lance, Elemental Ray, Elemental Shiv, Pearl of Enthrallment, Phoenix Flame Barrage, and Profaned Trident.
- Resprited Earth's RGB meteors.