Centre of the Earth

Scilla wants to be an explorer and now it’s her time to shine! Her uncle went missing on an expedition to the centre of the Earth. It’s up to her and Diggy to get to that wondrous land and save him.

Segmented Free Event, First Released July 6, 2021

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Forum: Walkthrough articles
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Details by Region

Click your region icon (below) for detailed information:

Egypt

Story Mines	Tiles	Clear Bonus	Energy Cost	Event	Rare	Loot (Average)	Pillar XP	Total XP	XP/E
Uncle John's Mansion	377	4102,000	4,030	7		1,37152211818106142114,030900	7,582	12,922	3.21
Secret Hideout	456	4902,000	4,814	9		1,4352.5427.522.55621515241472662114,8141,114	13,228	19,646	4.08
Snæfellsjökull Volcano	714	5302,100	5,263	10		2,1077.54152101152124212265115,2632,979	15,087	23,859	4.53
Bottomless Caves	645	6302,200	6,264	12		3,1945852.5422.51115241532.515143.528621256,264600	23,252	30,746	4.91
Mushroom Forest	761	8802,300	8,772	13	1	2,77412.5668.5531.53493356.54638114218,7721,770	69,527	80,949	9.23
Troglodyte Village	673	8402,400	8,351	14		2,2537.51646.5651321334323010.5468321508,351200	27,304	36,695	4.39
Lost Coast	621	1,0002,500	9,939	15		2,012151227.582.531533337.5274814339,9391,000	30,370	42,309	4.26
Jules Verne Museum	489	9602,600	9,565	13	1	1,74212.543555141521838.521710.53105229,565800	62,502	73,827	7.72
Story Totals	4,736	5,74018,100	56,998	93	2	16,89067.554294.5337950154204372641813531.52156576151217556,9989,363	248,850	320,951	5.63

Challenge Mines	Tiles	Clear Bonus	Energy Cost	Event	Rare	Loot (Average)	Pillar XP	Total XP	XP/E
Challenge 1	853	2,8207,500	28,112	11	2	3,6962028149.5283026755420875745.524.5123614837528,1127,700	170,492	209,124	7.44
Challenge 2	967	3,50010,000	34,935	14		3,3653524112.52217.57102721087.51081848269434,9359,746	91,588	139,769	4
Challenge 3	1,225	4,78012,500	47,765	19	2	4,7235044125272021351501812510823443610547,76520,303	196,104	268,952	5.63
Challenge Totals	3,045	11,10030,000	110,812	44	4	11,785105963877767.53531227648299.527345.524.55312876271275110,81237,749	458,183	617,844	5.58

Show/Hide XP Details

Event Summary	Tiles	Clear Bonus	Energy Cost	Event	Rare	Loot (Average)	Pillar XP	Total XP	XP/E
Centre of the Earth	7,781	16,84048,100	167,810	137	6	28,675172.5150681.5110146.58546648085563.545480.5567418413364224250167,81047,112	28,67510,35022,50020,445159,50010,9875,10013,9809,6005,10028,1759,08074,00034,96034,580240,000 707,032	Tiles: 167,810 Bonus: 16,840 XP in Mines: 47,112 Pillar XP: 707,032 938,794	5.59

Quests

Quest	Reward
Adventurous Uncle	3001001,000
Centre of the Earth Challenges	3001001,000
Expedition Preparations	4501501,100
Into the Depths of the Earth	6002001,150
Missing Butler	7502501,200
Lost Wonders	9003001,250
Prehistoric Threat	1,0503501,300
Back to the Surface	1,2004001,500
The Grand Exhibition	1,5005002,000
Final Reward	5,00030 (1,500)1

Achievement (Fossil Hunter)

Level	Collect	Reward
1	8	2502502 1,500
2	9	500500201,550
3	10	750750201,600
4	11	1,0001,00011,650
5	12	1,2501,250151,700
6	13	1,7501,750201,750
7	14	2,2502,25011,800
8	16	3,0003,000302,000
Total	93	10,75010,7502 13,5502020145201

Treasure (Scilla the Explorer)

	XP Bonus	Part	Location	Event Pass
	7,000		Uncle John's Mansion	2,000
			Snæfellsjökull Volcano	2,000
			Mushroom Forest	2,000
			Lost Coast	2,000
			Jules Verne Museum	2,000

Event Pass

Level	Requirement	Regular Row	Premium Row
1	3,000	200
2	10,000	3,000	1,000
3	17,000	1,000	1
4	24,000	10	3 (450)
5	31,000	2 (300)	600
6	38,000	15	100
7	45,000	350	2,000
8	52,000	6,000	2
9	59,000	3,000	5 (750)
10	66,000	4 (600)	750
11	73,000	800	250
12	80,000	10	4,000
13	87,000	1	3
14	94,000	10,000	10 (1,500)
15	101,000	30	180

Shop

	Name	Size	Max			Per Slot	Level	Cost
	Gem Cinnamon Tower		2	65		65	20	265
	Gem Hallgrímskirkja		2		420	420	20	265
	Cinnamon Tower		4	54		54	20	305,000
	Hallgrímskirkja Church		4		315	315	20	305,000
	Slender Cinnamon Tower		3	60		60	35	506,000
	Basalt Hallgrímskirkja		3		380	380	35	506,000
	New Cinnamon Tower		1	64		64	50	8510,000
	Golden Hallgrímskirkja		1		410	410	50	8510,000

Shop Items

	Name	Return	Level	Cost
	Honey Lollipop	100	20	1
	Honey Bear	2,000	20	100
	Centre of the Earth	600	20	1

Scandinavia

Story Mines	Tiles	Clear Bonus	Energy Cost	Event	Rare	Loot (Average)	Pillar XP	Total XP	XP/E
Uncle John's Mansion	377	2,7002,000	26,534	7	1	2,92125120.52.554443192282114,0307,200	69,172	105,606	3.98
Secret Hideout	456	3,1002,000	30,203	9	1	2,63412.522108.554.561866624147628.5438.564114,8147,898	86,967	128,168	4.24
Snæfellsjökull Volcano	714	3,4002,100	33,696	10	1	3,71837.522965182454165628.5638.55115,26321,653	94,729	153,478	4.55
Bottomless Caves	645	3,8002,200	37,508	12	1	8,1522544184.51066144516134143.5638445.56211006,2644,800	118,483	164,591	4.39
Mushroom Forest	761	4,2002,300	41,170	13	2	6,16062.53330512.5896113222.532938273.5118218,77213,590	183,461	242,421	5.89
Troglodyte Village	673	5,3002,400	52,485	14	1	4,56937.5882041591463613910.51228.51273.58326008,3511,600	138,835	198,220	3.78
Lost Coast	621	6,5002,500	64,548	15	2	3,6437566176204.56456165123867014339,9398,000	188,261	267,309	4.14
Jules Verne Museum	489	5,0002,600	49,155	13	2	3,60862.522129.512.5918458164710.5947.52495229,5656,400	155,828	216,383	4.4
Story Totals	4,736	34,00018,100	335,299	93	11	35,408337.52971,32482.520066428461,099.5563531.56326638416.55712151270056,99871,141	1,035,734	1,476,174	4.4

Challenge Mines	Tiles	Clear Bonus	Energy Cost	Event	Rare	Loot (Average)	Pillar XP	Total XP	XP/E
Challenge 1	853	16,2007,500	161,153	11	51	9,010100154636.540713022526367.545.524.5781718129.5148330028,11255,600	596,200	829,153	5.15
Challenge 2	967	22,70010,000	226,690	14	7	5,7251751327205531.514306203855422814210269434,93568,480	610,268	928,138	4.09
Challenge 3	1,225	29,50012,500	294,715	19	111	9,16725024280071.53644053655069209343013610547,765 157,121	974,013	1,455,349	4.94
Challenge Totals	3,045	68,40030,000	682,558	44	232	23,9035255282,156.5166.5138.548936821,302.545.524.520160856640.5762712300110,812 281,201	2,180,481	3,212,640	4.71

Show/Hide XP Details

Event Summary	Tiles	Clear Bonus	Energy Cost	Event	Rare	Loot (Average)	Pillar XP	Total XP	XP/E
Centre of the Earth	7,781	102,40048,100	1,017,857	137	342	59,311862.58253,480.5249338.51141,3641282,4025680.556264874941,0571331242241,000167,810 352,342	59,31151,750123,750104,415361,05025,3876,84040,9207,680120,1001,120264,000166,06024,4401,360,000200,000179,690119,700 3,216,213	Tiles: 1,017,857 Bonus: 102,400 XP in Mines: 352,342 Pillar XP: 3,216,213 4,688,812	4.61

Quests

Quest	Reward
Adventurous Uncle	3,0001,0001,000
Centre of the Earth Challenges	3,0001,0001,000
Expedition Preparations	4,5001,5001,100
Into the Depths of the Earth	6,0002,0001,150
Missing Butler	7,5002,5001,200
Lost Wonders	9,0003,0001,250
Prehistoric Threat	10,5003,5001,300
Back to the Surface	12,0004,0001,500
The Grand Exhibition	15,0005,0002,000
Final Reward	15,00030 (4,500)1

Achievement (Fossil Hunter)

Level	Collect	Reward
1	8	2,5001,5002 1,500
2	9	5,0002,000601,550
3	10	7,5003,000601,600
4	11	10,0004,50011,650
5	12	12,5006,500151,700
6	13	15,0009,000401,750
7	14	25,00012,00021,800
8	16	30,00014,000302,000
Total	93	107,50052,5002 13,5506060145402

Treasure (Scilla the Explorer)

	XP Bonus	Part	Location	Event Pass
	30,000		Uncle John's Mansion	2,000
			Snæfellsjökull Volcano	2,000
			Mushroom Forest	2,000
			Lost Coast	2,000
			Jules Verne Museum	2,000

Event Pass

Level	Requirement	Regular Row	Premium Row
1	3,000	850
2	10,000	15,000	4,000
3	17,000	10,000	1
4	24,000	11	3 (1,800)
5	31,000	2 (1,200)	1,000
6	38,000	16	100
7	45,000	1,450	8,000
8	52,000	30,000	2
9	59,000	30,000	5 (3,000)
10	66,000	4 (2,400)	1,150
11	73,000	3,400	250
12	80,000	10	16,000
13	87,000	1	3
14	94,000	1	10 (6,000)
15	101,000	30	260

Shop

	Name	Size	Max			Per Slot	Level	Cost
	Gem Cinnamon Tower		2	105		105	55	295
	Gem Hallgrímskirkja		2		810	810	55	295
	Cinnamon Tower		4	92		92	55	3015,000
	Hallgrímskirkja Church		4		680	680	55	3015,000
	Slender Cinnamon Tower		3	99		99	70	5020,000
	Basalt Hallgrímskirkja		3		750	750	70	5020,000
	New Cinnamon Tower		1	104		104	90	8530,000
	Golden Hallgrímskirkja		1		800	800	90	8530,000

Shop Items

	Name	Return	Level	Cost
	Honey Lollipop	350	55	1
	Honey Bear	3,000	55	100
	Centre of the Earth	2,400	55	1

China

Story Mines	Tiles	Clear Bonus	Energy Cost	Event	Rare	Loot (Average)	Pillar XP	Total XP	XP/E
Uncle John's Mansion	377	7,3002,000	72,075	7	1	7,64513.579.5324498021102302102114,03022,500	160,340	262,215	3.64
Secret Hideout	456	9,0002,000	89,255	9	1	6,03513.51229.53.56.510712361473110211541061546114,81422,780	267,643	388,678	4.35
Snæfellsjökull Volcano	714	9,3002,100	92,475	10	1	8,05527123.5263614310.5311021204255206115,26367,158	240,145	409,078	4.42
Bottomless Caves	645	11,1002,200	110,025	12	11	23,1252724151.57117171765143.510.5613024.525625622.54212506,26415,000	420,895	557,020	5.06
Mushroom Forest	761	12,3002,300	122,550	13	2	16,2152733371569102200.548810.52121031.5308251127.5212218,77241,400	564,360	740,610	6.04
Troglodyte Village	673	15,3002,400	152,915	14	1	11,285272412210.5132184910.542132103535103583012321,5008,3515,000	490,825	664,040	4.34
Lost Coast	621	18,5002,500	184,285	15	11	8,50567.511976.5129241231.5920038.54012251437.56339,93925,000	580,653	808,438	4.39
Jules Verne Museum	489	14,1002,600	140,190	13	21	8,79040.51234.510.51325875710.5410.5614024.530825532.52229,56520,000	491,775	666,065	4.75
Story Totals	4,736	96,90018,100	963,770	93	67	89,655243848694933810010255592.5843531.53294.5601,1902172055420057195381815121,75056,998 218,838	3,216,635	4,496,143	4.67

Challenge Mines	Tiles	Clear Bonus	Energy Cost	Event	Rare	Loot (Average)	Pillar XP	Total XP	XP/E
Challenge 1	853	45,3007,500	452,365	11	621	24,25067.536309.517.51175532158.545.524.520841237011210037125147088375028,112 173,000	1,787,420	2,458,085	5.43
Challenge 2	967	63,90010,000	638,915	14	92	12,565121.57210224.545.54230156286327600157.5125401702687.5149434,935 210,420	1,970,688	2,883,923	4.51
Challenge 3	1,225	83,70012,500	836,550	19	1151	22,675121.59617024.5523654963273.52486017516049225361253410547,765 484,560	2,863,045	4,267,855	5.1
Challenge Totals	3,045	192,90030,000	1,927,830	44	2692	59,490310.5204581.566.5214.5133116410.545.524.580220.5631,830444.538512652076282.5562712750110,812 867,980	6,621,153	9,609,863	4.98

Show/Hide XP Details

Event Summary	Tiles	Clear Bonus	Energy Cost	Event	Rare	Loot (Average)	Pillar XP	Total XP	XP/E
Centre of the Earth	7,781	289,80048,100	2,891,600	137	32162	149,145553.52881,450.5115.5552.52331021711,0038480.5561123151233,020661.5590180720133477.5941842242,500167,810 1,086,818	149,14533,21043,20043,515167,47541,43713,9803,06010,26050,1501,680112,00059,85031,9801,280,000241,6001,600,000449,8201,239,0002,970,000360,000212,800339,025300,00084,600 9,837,787	Tiles: 2,891,600 Bonus: 289,800 XP in Mines: 1,086,818 Pillar XP: 9,837,787 14,106,005	4.88

Quests

Quest	Reward
Adventurous Uncle	13,5004,5001,000
Centre of the Earth Challenges	13,5004,5001,000
Expedition Preparations	20,2506,7501,100
Into the Depths of the Earth	27,0009,0001,150
Missing Butler	33,75011,2501,200
Lost Wonders	40,50013,5001,250
Prehistoric Threat	47,25015,7501,300
Back to the Surface	54,00018,0001,500
The Grand Exhibition	67,50022,5002,000
Final Reward	50,00030 (9,000)1

Achievement (Fossil Hunter)

Level	Collect	Reward
1	8	10,0002,5002 1,500
2	9	15,0004,000201,550
3	10	25,0006,000201,600
4	11	40,0007,50011,650
5	12	60,00010,000151,700
6	13	80,00017,500201,750
7	14	100,00022,50011,800
8	16	200,00035,000302,000
Total	93	530,000105,0002 13,5502020145201

Treasure (Scilla the Explorer)

	XP Bonus	Part	Location	Event Pass
	75,000		Uncle John's Mansion	2,000
			Snæfellsjökull Volcano	2,000
			Mushroom Forest	2,000
			Lost Coast	2,000
			Jules Verne Museum	2,000

Event Pass

Level	Requirement	Regular Row	Premium Row
1	3,000	1,700
2	10,000	30,000	9,750
3	17,000	50,000	1
4	24,000	12	3 (4,500)
5	31,000	2 (3,000)	1,500
6	38,000	17	100
7	45,000	2,950	19,500
8	52,000	60,000	2
9	59,000	150,000	5 (7,500)
10	66,000	4 (6,000)	1,700
11	73,000	6,800	250
12	80,000	10	39,000
13	87,000	1	3
14	94,000	1	10 (15,000)
15	101,000	30	370

Shop

	Name	Size	Max			Per Slot	Level	Cost
	Gem Cinnamon Tower		2	161		161	100	325
	Gem Hallgrímskirkja		2		1,310	1,310	100	325
	Cinnamon Tower		4	146		146	100	3040,000
	Hallgrímskirkja Church		4		1,160	1,160	100	3040,000
	Slender Cinnamon Tower		3	154		154	115	5050,000
	Basalt Hallgrímskirkja		3		1,240	1,240	115	5050,000
	New Cinnamon Tower		1	160		160	140	8565,000
	Golden Hallgrímskirkja		1		1,300	1,300	140	8565,000

Shop Items

	Name	Return	Level	Cost
	Honey Lollipop	1,000	100	1
	Honey Bear	6,500	100	100
	Centre of the Earth	7,500	100	1

Atlantis

Story Mines	Tiles	Clear Bonus	Energy Cost	Event	Rare	Loot (Average)	Pillar XP	Total XP	XP/E
Uncle John's Mansion	377	14,9002,000	148,960	7	1	12,00914.51134265363.5602481221029114,03045,000	365,739	574,599	3.86
Secret Hideout	456	18,3002,000	182,050	9	1	9,09714.51330.54.58.51281348147363.522043.56618615438114,81445,560	540,120	786,030	4.32
Snæfellsjökull Volcano	714	19,0002,100	189,290	10	1	11,90629134.5344824211.53625067662452043115,263 135,160	545,826	889,276	4.7
Bottomless Caves	645	22,3002,200	222,535	12	21	37,27029262219190.52018110143.511.54225043.5782762566215006,26430,000	814,188	1,089,023	4.89
Mushroom Forest	761	25,2002,300	251,280	13	2	25,513295429251.512136332641011.55410.55023.512633113082116218,77282,800	1,065,046	1,424,326	5.67
Troglodyte Village	673	30,9002,400	308,910	14	1	17,4272926165.513.51724106110.5523603.527012712636835103323,0008,35110,000	967,262	1,317,072	4.26
Lost Coast	621	37,7002,500	376,910	15	11	12,90172.512698.51612261534.566250610.5120451440129339,93950,000	1,141,489	1,606,099	4.26
Jules Verne Museum	489	28,9002,600	288,040	13	211	13,66343.51335.513.517308105710.5511.5423.550214843953086229,56540,000	954,303	1,311,243	4.55
Story Totals	4,736	197,20018,100	1,967,975	93	447	139,786261911,233.563527122136649151123531.540103.537224.51040038497142345720554602415123,50056,998 438,520	6,393,971	8,997,666	4.57

Challenge Mines	Tiles	Clear Bonus	Energy Cost	Event	Rare	Loot (Average)	Pillar XP	Total XP	XP/E
Challenge 1	853	91,3007,500	912,335	11	6321	39,00572.539415.522.5178663823945.524.5259219214825082122284141003712831,50028,112 349,000	3,375,585	4,728,220	5.18
Challenge 2	967	130,70010,000	1,306,650	14	852	19,243130.57810831.559.556401693569270141234014213601052612540279434,935 424,840	4,048,381	5,910,571	4.52
Challenge 3	1,225	170,80012,500	1,707,100	19	10651	35,820130.510418031.56848721044080.530028164503452.551615036160492410547,765 970,120	5,753,195	8,601,215	5.04
Challenge Totals	3,045	392,80030,000	3,926,085	44	241492	94,068333.5221703.585.5305.517015051245.524.5100241.576256361,0405694.51,098339763851266327121,500110,812 1,743,960	13,177,161	19,240,006	4.9

Show/Hide XP Details

Event Summary	Tiles	Clear Bonus	Energy Cost	Event	Rare	Loot (Average)	Pillar XP	Total XP	XP/E
Centre of the Earth	7,781	590,00048,100	5,894,060	137	2818162	233,854594.53121,937148.5832.52921362141,42711280.5561403451,13480.5461,44094143.51,8125731335901801232442245,000167,810 2,182,480	233,85435,67046,80058,110215,32562,43717,5204,08012,84071,3502,240140,00065,5501,120,0001,800,000771,120169,050759,000720,000150,400101,8852,400,0002,174,4001,031,400372,4002,065,0004,500,000110,700360,000 19,571,131	Tiles: 5,894,060 Bonus: 590,000 XP in Mines: 2,182,480 Pillar XP: 19,571,131 28,237,671	4.79

Quests

Quest	Reward
Adventurous Uncle	25,5008,5001,000
Centre of the Earth Challenges	25,5008,5001,000
Expedition Preparations	38,25012,7501,100
Into the Depths of the Earth	51,00017,0001,150
Missing Butler	63,75021,2501,200
Lost Wonders	76,50025,5001,250
Prehistoric Threat	89,25029,7501,300
Back to the Surface	102,00034,0001,500
The Grand Exhibition	127,50042,5002,000
Final Reward	100,00030