Rocket Spear

Level	Damage per second	Extra damage	Lasts (hits)	Upgrade cost	Blacksmith	Town Hall
1	35	350	7	–	1	8
2	40	350	7	120	1	8
3	45	420	7	24020	1	8
4	50	420	7	400	1	8
5	55	420	7	600	1	8
6	60	490	7	840100	1	8
7	66	490	7	1,120	1	8
8	72	490	7	1,440	1	8
9	78	560	8	1,80020010	1	8
10	85	560	8	1,900	1	8
11	92	560	8	2,000	1	8
12	99	630	8	2,10040020	1	8
13	105	630	8	2,200	3	10
14	111	630	8	2,300	3	10
15	117	700	8	2,40060030	3	10
16	122	700	8	2,500	5	12
17	127	700	8	2,600	5	12
18	132	770	9	2,70060050	5	12
19	136	770	9	2,800	7	14
20	140	770	9	2,900	7	14
21	144	840	9	3,000600100	7	14
22	148	840	9	3,100	8	15
23	152	840	9	3,200	8	15
24	156	910	9	3,300600120	8	15
25	160	910	9	3,400	9	16
26	164	910	9	3,500	9	16
27Max at TH18	168	980	10	3,600600150	9	16

From level 1: 56.1K shiny ore, 3.7K glowy ore, 480 starry ore to max at Town Hall 18.