Units

20 research items: cost, time and requirements per level.

20 research items in tree order. Per level: power, cost, base research time (without speed bonuses) and requirement; the total of all levels below.

Units ATK I

Level	Power	Food	Iron	Coin	Time	Requirements
1	300	10,100	10,100	30,400	32 min	Tech Center Lv. 6
2	800	30,400	30,400	91,100	42 min	Tech Center Lv. 7
3	1,500	60,800	60,800	182,300	54 min	Tech Center Lv. 8
4	2,400	97,200	97,200	291,600	1 h 10 min	Tech Center Lv. 9
5	3,500	155,500	155,500	466,600	1 h 31 min	Tech Center Lv. 10
Total		354,000	354,000	1,062,000	4 h 49 min

Units DEF I

Level	Power	Food	Iron	Coin	Time	Requirements
1	300	10,100	10,100	30,400	32 min	Tech Center Lv. 6
2	800	30,400	30,400	91,100	42 min	Tech Center Lv. 7
3	1,500	60,800	60,800	182,300	54 min	Tech Center Lv. 8
4	2,400	97,200	97,200	291,600	1 h 10 min	Tech Center Lv. 9
5	3,500	155,500	155,500	466,600	1 h 31 min	Tech Center Lv. 10
Total		354,000	354,000	1,062,000	4 h 49 min

Units HP I

Level	Power	Food	Iron	Coin	Time	Requirements
1	300	10,100	10,100	30,400	32 min	Tech Center Lv. 6, Units ATK I Lv. 1, Units DEF I Lv. 1
2	800	30,400	30,400	91,100	42 min	Tech Center Lv. 7, Units ATK I Lv. 2, Units DEF I Lv. 2
3	1,500	60,800	60,800	182,300	54 min	Tech Center Lv. 8, Units ATK I Lv. 3, Units DEF I Lv. 3
4	2,400	97,200	97,200	291,600	1 h 10 min	Tech Center Lv. 9, Units ATK I Lv. 4, Units DEF I Lv. 4
5	3,500	155,500	155,500	466,600	1 h 31 min	Tech Center Lv. 10, Units ATK I Lv. 5, Units DEF I Lv. 5
Total		354,000	354,000	1,062,000	4 h 49 min

Units Load Capacity I

Level	Power	Food	Iron	Coin	Time	Requirements
1	300	10,100	10,100	30,400	32 min	Tech Center Lv. 6, Units HP I Lv. 1
2	800	30,400	30,400	91,100	42 min	Tech Center Lv. 7, Units HP I Lv. 2
3	1,500	60,800	60,800	182,300	54 min	Tech Center Lv. 8, Units HP I Lv. 3
4	2,400	97,200	97,200	291,600	1 h 10 min	Tech Center Lv. 9, Units HP I Lv. 4
5	3,500	155,500	155,500	466,600	1 h 31 min	Tech Center Lv. 10, Units HP I Lv. 5
Total		354,000	354,000	1,062,000	4 h 49 min

Units ATK II

Level	Power	Food	Iron	Coin	Time	Requirements
1	1,100	155,500	155,500	466,600	1 h 31 min	Tech Center Lv. 10, Units Load Capacity I Lv. 5
2	2,300	186,600	186,600	559,900	2 h 16 min	Tech Center Lv. 11
3	4,200	466,600	466,600	1,399,700	3 h 24 min	Tech Center Lv. 12
4	6,600	793,200	793,200	2,379,500	5 h 5 min	Tech Center Lv. 13
5	9,100	872,500	872,500	2,617,400	9 h 40 min	Tech Center Lv. 14
Total		2,474,400	2,474,400	7,423,100	21 h 56 min

Units DEF II

Level	Power	Food	Iron	Coin	Time	Requirements
1	1,100	155,500	155,500	466,600	1 h 31 min	Tech Center Lv. 10, Units Load Capacity I Lv. 5
2	2,300	186,600	186,600	559,900	2 h 16 min	Tech Center Lv. 11
3	4,200	466,600	466,600	1,399,700	3 h 24 min	Tech Center Lv. 12
4	6,600	793,200	793,200	2,379,500	5 h 5 min	Tech Center Lv. 13
5	9,100	872,500	872,500	2,617,400	9 h 40 min	Tech Center Lv. 14
Total		2,474,400	2,474,400	7,423,100	21 h 56 min

Units HP II

Level	Power	Food	Iron	Coin	Time	Requirements
1	1,100	155,500	155,500	466,600	1 h 31 min	Tech Center Lv. 10, Units ATK II Lv. 1, Units DEF II Lv. 1
2	2,300	186,600	186,600	559,900	2 h 16 min	Tech Center Lv. 11, Units ATK II Lv. 2, Units DEF II Lv. 2
3	4,200	466,600	466,600	1,399,700	3 h 24 min	Tech Center Lv. 12, Units ATK II Lv. 3, Units DEF II Lv. 3
4	6,600	793,200	793,200	2,379,500	5 h 5 min	Tech Center Lv. 13, Units ATK II Lv. 4, Units DEF II Lv. 4
5	9,100	872,500	872,500	2,617,400	9 h 40 min	Tech Center Lv. 14, Units ATK II Lv. 5, Units DEF II Lv. 5
Total		2,474,400	2,474,400	7,423,100	21 h 56 min

Units Load Capacity II

Level	Power	Food	Iron	Coin	Time	Requirements
1	1,100	155,500	155,500	466,600	1 h 31 min	Tech Center Lv. 10, Units HP II Lv. 1
2	2,300	186,600	186,600	559,900	2 h 16 min	Tech Center Lv. 11, Units HP II Lv. 2
3	4,200	466,600	466,600	1,399,700	3 h 24 min	Tech Center Lv. 12, Units HP II Lv. 3
4	6,600	793,200	793,200	2,379,500	5 h 5 min	Tech Center Lv. 13, Units HP II Lv. 4
5	9,100	872,500	872,500	2,617,400	9 h 40 min	Tech Center Lv. 14, Units HP II Lv. 5
Total		2,474,400	2,474,400	7,423,100	21 h 56 min

Units ATK III

Level	Power	Food	Iron	Coin	Time	Requirements
1	2,500	872,500	872,500	2,617,400	9 h 40 min	Tech Center Lv. 14, Units Load Capacity II Lv. 5
2	5,500	1,221,500	1,221,500	3,664,400	19 h 19 min	Tech Center Lv. 15
3	9,000	1,710,000	1,710,000	5,130,100	1 d 12 h 42 min	Tech Center Lv. 16
4	12,500	1,710,000	1,710,000	5,130,100	1 d 12 h 42 min	Tech Center Lv. 16
5	17,200	3,043,900	3,043,900	9,131,600	2 d 18 h 4 min	Tech Center Lv. 17
Total		8,557,900	8,557,900	25,673,600	7 d 27 min

Units DEF III

Level	Power	Food	Iron	Coin	Time	Requirements
1	2,500	872,500	872,500	2,617,400	9 h 40 min	Tech Center Lv. 14, Units Load Capacity II Lv. 5
2	5,500	1,221,500	1,221,500	3,664,400	19 h 19 min	Tech Center Lv. 15
3	9,000	1,710,000	1,710,000	5,130,100	1 d 12 h 42 min	Tech Center Lv. 16
4	12,500	1,710,000	1,710,000	5,130,100	1 d 12 h 42 min	Tech Center Lv. 16
5	17,200	3,043,900	3,043,900	9,131,600	2 d 18 h 4 min	Tech Center Lv. 17
Total		8,557,900	8,557,900	25,673,600	7 d 27 min

Units HP III

Level	Power	Food	Iron	Coin	Time	Requirements
1	2,500	872,500	872,500	2,617,400	9 h 40 min	Tech Center Lv. 14, Units ATK III Lv. 1, Units DEF III Lv. 1
2	5,500	1,221,500	1,221,500	3,664,400	19 h 19 min	Tech Center Lv. 15, Units ATK III Lv. 2, Units DEF III Lv. 2
3	9,000	1,710,000	1,710,000	5,130,100	1 d 12 h 42 min	Tech Center Lv. 16, Units ATK III Lv. 3, Units DEF III Lv. 3
4	12,500	1,710,000	1,710,000	5,130,100	1 d 12 h 42 min	Tech Center Lv. 16, Units ATK III Lv. 4, Units DEF III Lv. 4
5	17,200	3,043,900	3,043,900	9,131,600	2 d 18 h 4 min	Tech Center Lv. 17, Units ATK III Lv. 5, Units DEF III Lv. 5
Total		8,557,900	8,557,900	25,673,600	7 d 27 min

Units Load Capacity III

Level	Power	Food	Iron	Coin	Time	Requirements
1	2,500	872,500	872,500	2,617,400	9 h 40 min	Tech Center Lv. 14, Units HP III Lv. 1
2	5,500	1,221,500	1,221,500	3,664,400	19 h 19 min	Tech Center Lv. 15, Units HP III Lv. 2
3	9,000	1,710,000	1,710,000	5,130,100	1 d 12 h 42 min	Tech Center Lv. 16, Units HP III Lv. 3
4	12,500	1,710,000	1,710,000	5,130,100	1 d 12 h 42 min	Tech Center Lv. 16, Units HP III Lv. 4
5	17,200	3,043,900	3,043,900	9,131,600	2 d 18 h 4 min	Tech Center Lv. 17, Units HP III Lv. 5
Total		8,557,900	8,557,900	25,673,600	7 d 27 min

Units ATK IV

Level	Power	Food	Iron	Coin	Time	Requirements
1	4,700	3,043,900	3,043,900	9,131,600	2 d 18 h 4 min	Tech Center Lv. 17, Units Load Capacity III Lv. 5
2	10,000	3,957,000	3,957,000	11,871,100	4 d 16 h 18 min	Tech Center Lv. 18
3	17,000	6,924,800	6,924,800	20,774,400	7 d 11 h 40 min	Tech Center Lv. 19
4	24,000	6,924,800	6,924,800	20,774,400	7 d 11 h 40 min	Tech Center Lv. 19
5	31,700	8,309,700	8,309,700	24,929,200	11 d 5 h 30 min	Tech Center Lv. 20
Total		29,160,200	29,160,200	87,480,700	33 d 15 h 12 min

Units DEF IV

Level	Power	Food	Iron	Coin	Time	Requirements
1	4,700	3,043,900	3,043,900	9,131,600	2 d 18 h 4 min	Tech Center Lv. 17, Units Load Capacity III Lv. 5
2	10,000	3,957,000	3,957,000	11,871,100	4 d 16 h 18 min	Tech Center Lv. 18
3	17,000	6,924,800	6,924,800	20,774,400	7 d 11 h 40 min	Tech Center Lv. 19
4	24,000	6,924,800	6,924,800	20,774,400	7 d 11 h 40 min	Tech Center Lv. 19
5	31,700	8,309,700	8,309,700	24,929,200	11 d 5 h 30 min	Tech Center Lv. 20
Total		29,160,200	29,160,200	87,480,700	33 d 15 h 12 min

Units HP IV

Level	Power	Food	Iron	Coin	Time	Requirements
1	4,700	3,043,900	3,043,900	9,131,600	2 d 18 h 4 min	Tech Center Lv. 17, Units ATK IV Lv. 1, Units DEF IV Lv. 1
2	10,000	3,957,000	3,957,000	11,871,100	4 d 16 h 18 min	Tech Center Lv. 18, Units ATK IV Lv. 2, Units DEF IV Lv. 2
3	17,000	6,924,800	6,924,800	20,774,400	7 d 11 h 40 min	Tech Center Lv. 19, Units ATK IV Lv. 3, Units DEF IV Lv. 3
4	24,000	6,924,800	6,924,800	20,774,400	7 d 11 h 40 min	Tech Center Lv. 19, Units ATK IV Lv. 4, Units DEF IV Lv. 4
5	31,700	8,309,700	8,309,700	24,929,200	11 d 5 h 30 min	Tech Center Lv. 20, Units ATK IV Lv. 5, Units DEF IV Lv. 5
Total		29,160,200	29,160,200	87,480,700	33 d 15 h 12 min

Units Load Capacity IV

Level	Power	Food	Iron	Coin	Time	Requirements
1	4,700	3,043,900	3,043,900	9,131,600	2 d 18 h 4 min	Tech Center Lv. 17, Units HP IV Lv. 1
2	10,000	3,957,000	3,957,000	11,871,100	4 d 16 h 18 min	Tech Center Lv. 18, Units HP IV Lv. 2
3	17,000	6,924,800	6,924,800	20,774,400	7 d 11 h 40 min	Tech Center Lv. 19, Units HP IV Lv. 3
4	24,000	6,924,800	6,924,800	20,774,400	7 d 11 h 40 min	Tech Center Lv. 19, Units HP IV Lv. 4
5	31,700	8,309,700	8,309,700	24,929,200	11 d 5 h 30 min	Tech Center Lv. 20, Units HP IV Lv. 5
Total		29,160,200	29,160,200	87,480,700	33 d 15 h 12 min

Units ATK V

Level	Power	Food	Iron	Coin	Time	Requirements
1	7,700	8,309,700	8,309,700	24,929,200	11 d 5 h 30 min	Tech Center Lv. 20, Units Load Capacity IV Lv. 5
2	19,900	20,940,600	20,940,600	62,821,700	22 d 14 min	Tech Center Lv. 22
3	35,400	34,028,400	34,028,400	102,085,200	37 d 4 h 42 min	Tech Center Lv. 24
4	57,900	72,310,400	72,310,400	216,931,200	53 d 13 h 29 min	Tech Center Lv. 26
5	88,300	131,604,900	131,604,900	394,814,700	77 d 3 h 6 min	Tech Center Lv. 28
Total		267,194,000	267,194,000	801,582,000	201 d 3 h 1 min

Units DEF V

Level	Power	Food	Iron	Coin	Time	Requirements
1	7,700	8,309,700	8,309,700	24,929,200	11 d 5 h 30 min	Tech Center Lv. 20, Units Load Capacity IV Lv. 5
2	19,900	20,940,600	20,940,600	62,821,700	22 d 14 min	Tech Center Lv. 22
3	35,400	34,028,400	34,028,400	102,085,200	37 d 4 h 42 min	Tech Center Lv. 24
4	57,900	72,310,400	72,310,400	216,931,200	53 d 13 h 29 min	Tech Center Lv. 26
5	88,300	131,604,900	131,604,900	394,814,700	77 d 3 h 6 min	Tech Center Lv. 28
Total		267,194,000	267,194,000	801,582,000	201 d 3 h 1 min

Units HP V

Level	Power	Food	Iron	Coin	Time	Requirements
1	10,300	14,957,500	14,957,500	44,872,600	15 d 17 h 18 min	Tech Center Lv. 21, Units ATK V Lv. 1, Units DEF V Lv. 1
2	24,200	27,222,700	27,222,700	81,668,200	28 d 14 h 42 min	Tech Center Lv. 23, Units ATK V Lv. 2, Units DEF V Lv. 2
3	41,500	42,535,500	42,535,500	127,606,600	44 d 15 h 14 min	Tech Center Lv. 25, Units ATK V Lv. 3, Units DEF V Lv. 3
4	68,200	101,234,500	101,234,500	303,703,600	64 d 6 h 35 min	Tech Center Lv. 27, Units ATK V Lv. 4, Units DEF V Lv. 4
5	104,200	184,246,900	184,246,900	552,740,600	92 d 13 h 19 min	Tech Center Lv. 29, Units ATK V Lv. 5, Units DEF V Lv. 5
Total		370,197,100	370,197,100	1,110,591,600	245 d 19 h 8 min

Units Load Capacity V

Level	Power	Food	Iron	Coin	Time	Requirements
1	12,200	20,940,600	20,940,600	62,821,700	22 d 14 min	Tech Center Lv. 22, Units HP V Lv. 1
2	27,700	34,028,400	34,028,400	102,085,200	37 d 4 h 42 min	Tech Center Lv. 24, Units HP V Lv. 2
3	50,200	72,310,400	72,310,400	216,931,200	53 d 13 h 29 min	Tech Center Lv. 26, Units HP V Lv. 3
4	80,600	131,604,900	131,604,900	394,814,700	77 d 3 h 6 min	Tech Center Lv. 28, Units HP V Lv. 4
5	123,100	257,945,600	257,945,600	773,836,800	111 d 1 h 34 min	Tech Center Lv. 30, Units HP V Lv. 5
Total		516,829,900	516,829,900	1,550,489,600	300 d 23 h 5 min

Where these figures come from

From player sources and submitted screenshots.

Updated: 2026-10-02