Flame Blower

Level	Heals on use	Spell level	Upgrade cost	Blacksmith	Town Hall
1	150	1	–	1	8
2	250	1	120	1	8
3	350	2	24020	1	8
4	450	2	400	1	8
5	550	2	600	1	8
6	650	3	840100	1	8
7	750	3	1,120	1	8
8	850	3	1,440	1	8
9	950	4	1,800200	1	8
10	1,050	4	1,900	3	10
11	1,150	4	2,000	3	10
12	1,250	5	2,100400	3	10
13	1,300	5	2,200	5	12
14	1,350	5	2,300	5	12
15	1,400	6	2,400600	5	12
16	1,450	6	2,500	7	14
17	1,500	6	2,600	7	14
18Max at TH18	1,500	7	2,700600	7	14

From level 1: 27.3K shiny ore, 1.9K glowy ore to max at Town Hall 18.