The Caverns

The Caverns is a feature located in The Hole, it includes 2 main parts.
Firstly the Camp where your villagers are and second the Caverns, who are located in the hole.
All the Villagers(except (image)Polonai which you have at the start) are hidden in the caverns and must be rescued(clicked),
they can then be upgraded using  Opals which will give them xp overtime and level them up unlocking new features.

Camp

Place where the villagers are

Polonai, Explorer of the Hole

Unlocks Caverns

The Caverns

The caverns are located in the hole, they are unlocked by leveling up Polonai.

Shallow Caverns

The Shallow Caverns are the first set of caverns in The Caverns.

The Well

The Well
Cavern Info
Type	Resource Producer
Biome	Shallow Caverns

Collect sediments from buckets to spend on upgrades or  Opals.
With the (image)Bar Expand-o-rama upgrade you can expand the cap every time you hit the max,
Once you reach 14 expansions you will need the (image)UBER Bar Expand-o-rama-hala expansions upgrade to expand further.
You can unlock new buckets from Kaipu.

All Sediments

Sediment	Rocks to Unlock
Gravel	Unlocked From start
Goldust	Clear 50  Rocks to Unlock
Redstone	Clear 500  Rocks to Unlock
Mythril	Clear 9,000  Rocks to Unlock
Cobaltine	Clear 125 K  Rocks to Unlock
Bruntine	Clear 1.5 M  Rocks to Unlock
Freezium	Clear 20 M  Rocks to Unlock
Sweetium	Clear 100 M  Rocks to Unlock
Rad Coral	Clear 500 M  Rocks to Unlock
Hyper Coral	Clear 2 B  Rocks to Unlock

Cost of Opals in Gravel

Opal	Cost	Opal	Cost
1	1	10	67.4 M
2	6	11	446.1 M
3	60	12	3 B
4	1,042	13	21 B
5	6,708	14	150.1 B
6	41,984	15	1.1 T
7	261.3 K	16	8.3 T
8	1.6 M	17	63.9 T
9	10.4 M	18	506.8 T

The Motherlode

The Motherlode
Cavern Info
Type	Skilling Node
Biome	Shallow Caverns

The (image)engineer vilager is located here
Mine the motherlode to get ore, after a certain amount of ore gained you can destroy a layer and gain an  Opal,
then the efficiency required to mine the motherlode increases and so is the ore amount required.
You are capped at 5 layers broken per day, which is also shared with the other caverns related to skilling.

The Dawg Den

The Dawg Den
Cavern Info
Type	Fighting Area
Biome	Shallow Caverns

Fight hounds, each hound kill gives a score, hounds that stay alive for too long start to generate fear. once the fear bar fills up you lose.
You can get  Opals based on your highest score.
The Score Multiplier can be increased by charging the amplifiers by clicking on them, to reset you need to hold down.
Amplifiers are unlocked through Kaipu, Engineer of Schematics.

List of all Amplifiers

Image	Name	Buff	Score
	Bigger Bite	Hounds now have a base attack value of X	+0.11x
	Elusive Instinct	Hounds now require X Accuracy for 100% hit chance	+0.09x
	Canine Recovery	All hounds now heal X% HP every 3s	+0.08x
	Bigger Bow Bow	Hounds have a 10% chance to spawn BIG with Xx HP and DMG	+0.10x
	Doggo EMP Effect	Somehow the hounds now make your attacks cost Xx more MP	+0.08x
	Cursed Howl	Hounds have a 5% chance to be cursed, causing Xx more Fear	+0.07x
	Den Despair	Start with your fear meter filled to X%	+0.10x
	Fast And Deadly	Hounds cause fear X seconds faster than normal	+0.07x

Monument Of Bravery

Monument Of Bravery
Cavern Info
Type	Monument
Biome	Shallow Caverns

List of all Bonuses

Hours	Bonus
1	Swords deal MinDmg-MaxDmg damage
80	+2 additional Sword
300	You can Re-Throw 5 swords per story
750	+1 additional Sword
2000	You get 1 Retelling per story
5000	+1 additional Sword
10000	+10 Re-Throws per story
24000	+1 additional Sword

List of all Buffs from fighting

Bonus	type	Can Appear At
+1  Opal	Self-Explanatory	Wave 1+
+% Mining Efficiency	Additive to star sign, Void vial, Mining Cards	Wave 1+
x Bucket Fill Rate	Multiplicative	Wave 1+
x cooking speed	Multiplicative	Wave 1+
+% EXP Gain for Villagers	Additive	Wave 2+
x Gaming Bits Gain	Multiplicative	Wave 3+
+% Chance for Bravery Opals	Multiplicative	Wave 6+
+% DMG for all Characters	Additive	Wave 10+
x Bell Ring & Ping Rate	Multiplicative	Wave 17+
+% All Monument AFK Gain	Additive	Wave 32+
x Bravery Bonuses Multi	Multiplicative	Wave 47+

Hp of Each Wave

Wave	HP	Wave	HP	Wave	HP	Wave	HP
1	10	26	271.7 K	51	378.4 M	76	398.8 B
2	32	27	366.9 K	52	501.7 M	77	525.3 B
3	67	28	494.9 K	53	664.8 M	78	691.8 B
4	120	29	666.6 K	54	880.6 M	79	910.9 B
5	199	30	896.8 K	55	1.2 B	80	1.2 T
6	315	31	1.2 M	56	1.5 B	81	1.6 T
7	482	32	1.6 M	57	2 B	82	2.1 T
8	721	33	2.2 M	58	2.7 B	83	2.7 T
9	1,060	34	2.9 M	59	3.6 B	84	3.6 T
10	1,537	35	3.9 M	60	4.7 B	85	4.7 T
11	2,205	36	5.2 M	61	6.2 B	86	6.2 T
12	3,136	37	7 M	62	8.3 B	87	8.2 T
13	4,426	38	9.3 M	63	10.9 B	88	10.8 T
14	6,208	39	12.4 M	64	14.4 B	89	14.2 T
15	8,662	40	16.5 M	65	19 B	90	18.6 T
16	12,028	41	22 M	66	25.1 B	91	24.5 T
17	16,635	42	29.3 M	67	33.1 B	92	32.1 T
18	22,923	43	39.1 M	68	43.7 B	93	42.2 T
19	31,487	44	52 M	69	57.7 B	94	55.5 T
20	43,126	45	69.1 M	70	76.1 B	95	72.9 T
21	58,915	46	91.9 M	71	100.3 B	96	95.8 T
22	80,295	47	122 M	72	132.2 B	97	125.9 T
23	109.2 K	48	162 M	73	174.3 B	98	165.3 T
24	148.2 K	49	215.1 M	74	229.7 B	99	217.1 T
25	200.8 K	50	285.4 M	75	302.7 B	100	285.1 T

The Bell

The Bell
Cavern Info
Type	Buff Giver
Biome	Shallow Caverns

List of Bell Actions

Action	Description
	Ring the Bell to get 1 of 4 bonuses: +10% Bucket Fill Rate +10% Harp Note Gains +0.5% All Vilager EXP +0.3% Daily Lamp Wished
	Ping the Bell to get +1  Opal
	Ping the bell for a % chance to unlock a new improvement method! Base Chances 60% 33% 23% 17% 14%
	Renew The bell to reset all bonuses(Does NOT reset ping cost), and keep your opals and Improvement Methods

List of Bell Improvement Methods

Method	Cost
+% Bell Ring/hr	Coins
+% Bell Clean/hr	Mythril
+% Bell Ring/hr	Bits
+% Bell Ping/hr	Eighth Note
+% Bell Ring/hr	Atoms
+% Bell Ring/hr	?

Cost for each ping

Opals gotten so far	Cost	Opals gotten so far	Cost	Opals gotten so far	Cost
0	10	10	114.8 K	20	145.1 M
1	36	11	245.8 K	21	284.6 M
2	109	12	518.8 K	22	555.7 M
3	297	13	1.1 M	23	1.1 B
4	769	14	2.2 M	24	2.1 B
5	1,902	15	4.6 M	25	4 B
6	4,543	16	9.2 M	26	7.7 B
7	10,503	17	18.6 M	27	14.8 B
8	23,839	18	37.1 M	28	28.3 B
9	52,800	19	73.5 M	29	53.9 B

Glowshroom Tunnels

The Glowshroom Tunnels are the second set of caverns in The Caverns.

The Harp

The Harp
Cavern Info
Type	Resource Producer
Biome	Glowshroom Tunnels

All Types of strings

Letter	Name	Strum Effect	LV Bonus
		Create X notes you're tuned to	+% Harp Note Gain
		X% chance to find an Opal, this decreases each time an opal is found.	x Harp Note Gain
		Nothing	X Harp Power/hr
		Creates X(1/4 of C) of the tune, and notes next to the tune!	+% Harp Note Gain
		Gives X EXP to all string types!	+X% String EXP Gain!
		Creates X(1/16 of C) of every note you know!	+% Harp Note Gain
		good question	a better question

All Types of Notes

Image	Name	Cost to unlock
	Crotchet Note	Unlocked From Start
	Natural Note	150
	Bass Note	1,909
	Treble Note	15,783
	Eighth Note	109.3 K
	Quaver Note	687.7 K
	Sharp Note	4.1 M
	(F)Clef Note	23.1 M
	(G)Clef Note	126.8 M
	Sixteenth Note	681 M

The Lamp

The Lamp
Cavern Info
Type	Buff Giver
Biome	Glowshroom Tunnels

The Undying Hive

The Undying Hive
Cavern Info
Type	Skilling Node
Biome	Glowshroom Tunnels

The Gloomie Grotto

The Gloomie Grotto
Cavern Info
Type	Fighting Area
Biome	Glowshroom Tunnels

Monument Of Justice

Monument Of Justice
Cavern Info
Type	Monument
Biome	Glowshroom Tunnels