The Catacombs - Floor IV

<tabber>
|-|Regular=
The Catacombs - Floor IV is the fourth floor in The Catacombs Dungeon with Thorn.
== New Mobs ==
* Thorn
* Spirit Animals (Bull, Wolf, Rabbit, Chicken, Sheep, Bat, Bear)
* Frozen Adventurer
* Watcher Undead Scarf
* Super Archer
* Withermancer
* Super Tank Zombie
Super Tank Zombie replaces Tank Zombie spawns.
== New Items ==
* Spirit Sword (exclusive to Floor IV)
* Spirit Wing (exclusive to Floor IV)
* Spirit Bone (exclusive to Floor IV)
* Spirit Pet (exclusive to Floor IV)
* Spirit Stone (exclusive to Floor IV)
* Spirit Bow (exclusive to Floor IV)
* Spirit Boots (exclusive to Floor IV)
* 
* Ice Spray Wand 
* Earth Shard
* Super Heavy Armor
* Bouncy Armor
* Treasure Talisman
* Dungeon Chest Key
== New Mechanics ==
* A new puzzle room can be found: Quiz.
* Fairies no longer respawn.
* The Watcher is assisted by two Watchful Eyes. They deal heavy damage to players who try to avoid Undead attacks by camping high places in the Blood Room.
*Secrets can now drop Treasure Talismans and Dungeon Chest Keys.
*There is no respawn timer. The only way to respawn is with revive stones or healers. 
|-|Master Mode=
The Catacombs - Floor IV is the fourth master floor in the Catacombs Dungeon with .
== New Items ==
* Second Master Star
== New Mechanics ==
* 3 Spirit Bears spawn instead of 1. All 3 must be killed to drop the Spirit Bow.
* Thorn requires 6 hits to kill rather than 4.
</tabber>
== Dungeon Chest Loot ==
After each completed dungeon run in The Catacombs - Floor I and above the player is presented with Dungeon Reward Chests depending on how well they did. Listed here are the rewards from each chest:
===Normal Mode===
Chest 	Drop 	Chance 	Chance	Cost
Chest 	Drop 	Default	 	Cost
Wood 	Enchanted Book () 	29.91% 	29.91%	
Wood 	Enchanted Book () 	25.64% 	25.64%	
Wood 	Enchanted Book () 	25.64% 	25.64%	
Wood 	Enchanted Book () 	17.09% 	17.09%	
Wood 	Enchanted Book () 	0.85% 	0.85% 	
Gold 	Hot Potato Book 	2.63% 	2.63% 	
Gold 	Necromancer's Brooch	7.37% 	7.37% 	
Gold 	Enchanted Book () 	28.9% 	28.8% 	
Gold 	Enchanted Book () 	24.27% 	23.6% 	
Gold 	Enchanted Book () 	36.3% 	42.06%	
Gold 	Enchanted Book () 	7.89% 	14.32%	
Gold 	Enchanted Book () 	8.42% 	8.42% 	
Gold 	Enchanted Book () 	8.42% 	8.42% 	
Gold 	Enchanted Book () 	1.05% 	1.05% 	
Gold 	Enchanted Book () 	0.53% 	0.95% 	
Gold 	Enchanted Book () 	10.53% 	19.1% 	
Gold 	Enchanted Book () 	7.89% 	14.32%	
Diamond 	Spirit Pet 	1.03% 	1.03% 	
Diamond 	Hot Potato Book 	2.58% 	2.58% 	
Diamond 	Necromancer's Brooch	14.05% 	15.06%	
Diamond 	Spirit Stone 	1.03% 	1.03% 	
Diamond 	Enchanted Book () 	29.22% 	25.91%	
Diamond 	Enchanted Book () 	23.74% 	21.09%	
Diamond 	Enchanted Book () 	44.22% 	38.93%	
Diamond 	Enchanted Book () 	14.99% 	16.08%	
Diamond 	Enchanted Book () 	12.9% 	16.13%	
Diamond 	Enchanted Book () 	12.9% 	16.13%	
Diamond 	Enchanted Book () 	1.03% 	1.03% 	
Diamond 	Enchanted Book () 	1.05% 	1.12% 	
Diamond 	Enchanted Book () 	19.55% 	21.09%	
Diamond 	Enchanted Book () 	14.99% 	16.08%	
Emerald 	Fuming Potato Book 	0.9% 	0.9% 	
Emerald 	Hot Potato Book 	7.23% 	10.6% 	
Emerald 	Spirit Pet 	0.9% 	0.9% 	
Emerald 	Spirit Bone 	0.9% 	0.9% 	
Emerald 	Spirit Boots 	0.9% 	0.9% 	
Emerald 	Spirit Stone 	1.8% 	2.06% 	
Emerald 	Enchanted Book () 	23.96% 	20.21%	
Emerald 	Enchanted Book () 	9.83% 	8.32% 	
Emerald 	Enchanted Book () 	21.39% 	20.72%	
Emerald 	Enchanted Book () 	30.65% 	32.35%	
Emerald 	Enchanted Book () 	18.07% 	17.51%	
Emerald 	Enchanted Book () 	18.07% 	18.9% 	
Emerald 	Enchanted Book () 	18.07% 	17.51%	
Emerald 	Enchanted Book () 	2.07% 	3.03% 	
Emerald 	Enchanted Book () 	1.9% 	1.98% 	
Emerald 	Enchanted Book () 	18.07% 	18.9% 	
Emerald 	Enchanted Book () 	18.07% 	18.9% 	
Obsidian	Fuming Potato Book 	6.47% 	6.92% 	
Obsidian	Hot Potato Book 	11.73% 	11.9% 	
Obsidian	Spirit Pet 	2.16% 	2.31% 	
Obsidian	Recombobulator 3000 	3.61% 	3.61% 	
Obsidian	Spirit Bone 	2.41% 	4.25% 	
Obsidian	Spirit Boots 	1.2% 	1.2% 	
Obsidian	Spirit Bow 	1.2% 	1.2% 	
Obsidian	Spirit Stone 	4.69% 	4.8% 	
Obsidian	Spirit Sword 	1.2% 	1.2% 	
Obsidian	Spirit Wing 	2.41% 	2.41% 	
Obsidian	Enchanted Book () 	1.21% 	4.82% 	
Obsidian	Enchanted Book () 	1.21% 	4.82% 	
Obsidian	Enchanted Book () 	28.66% 	28.49%	
Obsidian	Enchanted Book () 	19.83% 	19.69%	
Obsidian	Enchanted Book () 	12.17% 	12.34%	
Obsidian	Enchanted Book () 	28.66% 	28.49%	
Obsidian	Enchanted Book () 	12.17% 	12.34%	
Obsidian	Enchanted Book () 	4.69% 	4.8% 	
Obsidian	Enchanted Book () 	2.61% 	2.59% 	
Obsidian	Enchanted Book () 	19.83% 	19.69%	
Obsidian	Enchanted Book () 	19.83% 	19.69%	
===Master Mode===
Chest 	Drop 	Chance 	Chance	Cost
Chest 	Drop 	Default	 	Cost
Wood 	Enchanted Book () 	29.91% 	29.91%	
Wood 	Enchanted Book () 	25.64% 	25.64%	
Wood 	Enchanted Book () 	25.64% 	25.64%	
Wood 	Enchanted Book () 	17.09% 	17.09%	
Wood 	Enchanted Book () 	0.85% 	0.85% 	
Gold 	Hot Potato Book 	2.63% 	2.63% 	
Gold 	Necromancer's Brooch	11.53% 	14.35%	
Gold 	Enchanted Book () 	31.24% 	29.83%	
Gold 	Enchanted Book () 	25.37% 	24.24%	
Gold 	Enchanted Book () 	47.4% 	45.16%	
Gold 	Enchanted Book () 	14.75% 	15.31%	
Gold 	Enchanted Book () 	13.17% 	13.17%	
Gold 	Enchanted Book () 	13.17% 	13.17%	
Gold 	Enchanted Book () 	1.05% 	1.05% 	
Gold 	Enchanted Book () 	1.04% 	1.08% 	
Gold 	Enchanted Book () 	19.15% 	19.96%	
Gold 	Enchanted Book () 	14.75% 	15.31%	
Diamond 	Spirit Pet 	1.03% 	1.58% 	
Diamond 	Hot Potato Book 	3.99% 	4.72% 	
Diamond 	Necromancer's Brooch	14.78% 	14.61%	
Diamond 	Spirit Stone 	1.03% 	1.03% 	
Diamond 	Enchanted Book () 	26.23% 	26.31%	
Diamond 	Enchanted Book () 	21.34% 	21.39%	
Diamond 	Enchanted Book () 	39.54% 	39.73%	
Diamond 	Enchanted Book () 	15.78% 	15.91%	
Diamond 	Enchanted Book () 	16.78% 	16.59%	
Diamond 	Enchanted Book () 	16.78% 	16.59%	
Diamond 	Enchanted Book () 	1.03% 	1.58% 	
Diamond 	Enchanted Book () 	1.1% 	1.1% 	
Diamond 	Enchanted Book () 	20.7% 	20.88%	
Diamond 	Enchanted Book () 	15.78% 	15.91%	
Emerald 	Fuming Potato Book 	0.9% 	1.03% 	
Emerald 	Hot Potato Book 	11.9% 	12.68%	
Emerald 	Spirit Pet 	0.9% 	1.03% 	
Emerald 	Spirit Bone 	0.9% 	0.9% 	
Emerald 	Spirit Boots 	0.9% 	0.9% 	
Emerald 	Spirit Stone 	3.01% 	3% 	
Emerald 	Enchanted Book () 	18.7% 	19.62%	
Emerald 	Enchanted Book () 	7.71% 	8.08% 	
Emerald 	Enchanted Book () 	20.4% 	21.35%	
Emerald 	Enchanted Book () 	32.03% 	31.33%	
Emerald 	Enchanted Book () 	18.09% 	18.01%	
Emerald 	Enchanted Book () 	18.7% 	18.31%	
Emerald 	Enchanted Book () 	18.09% 	18.01%	
Emerald 	Enchanted Book () 	3.01% 	3.62% 	
Emerald 	Enchanted Book () 	1.96% 	1.92% 	
Emerald 	Enchanted Book () 	18.7% 	18.31%	
Emerald 	Enchanted Book () 	18.7% 	18.31%	
Obsidian	Fuming Potato Book 	7.06% 	7.28% 	
Obsidian	Hot Potato Book 	12.31% 	12.55%	
Obsidian	Spirit Pet 	2.35% 	2.48% 	
Obsidian	Master Skull 	6.39% 	6.88% 	
Obsidian	Recombobulator 3000 	6.39% 	6.88% 	
Obsidian	Second Master Star 	2.74% 	4.21% 	
Obsidian	Spirit Bone 	4.71% 	4.59% 	
Obsidian	Spirit Boots 	2.13% 	2.29% 	
Obsidian	Spirit Bow 	2.13% 	2.29% 	
Obsidian	Spirit Stone 	5.1% 	4.96% 	
Obsidian	Spirit Sword 	2.13% 	2.29% 	
Obsidian	Spirit Wing 	4.26% 	4.59% 	
Obsidian	Enchanted Book () 	0% 	0% 	
Obsidian	Enchanted Book () 	0% 	0% 	
Obsidian	Enchanted Book () 	24.37% 	23.63%	
Obsidian	Enchanted Book () 	18.56% 	18.01%	
Obsidian	Enchanted Book () 	13.33% 	14.71%	
Obsidian	Enchanted Book () 	24.37% 	23.63%	
Obsidian	Enchanted Book () 	10.77% 	11.86%	
Obsidian	Enchanted Book () 	5.1% 	5.01% 	
Obsidian	Enchanted Book () 	3.2% 	3.11% 	
Obsidian	Enchanted Book () 	18.56% 	18.01%	
Obsidian	Enchanted Book () 	18.56% 	18.01%	
===Music Discs===
There is a chance for the Essence in an Obsidian Dungeon Reward Chest to be replaced with one of these Music Discs:
* Dungeon Disc
* Clown Disc
* Necron Disc
* Watcher Disc
* Old Disc ()
== Tips ==
* Players are able to effectively profit from this floor by grinding for Spirit Bones and Spirit Wings which can be used to craft Bonemerangs and Spirit Sceptres.
== History ==