Submarine — Boom Beach

Find underwater treasures

The submarine can discover underwater treasures. Look for dive locations on the map (NOTE: Radar level 5 required) and send the submarine on missions. Upgrade the submarine for deeper dives that yield greater rewards.

Building by HQ

Stats

	Cost	Time		XP	Depth
1	50 00012 0003 200	2h	9	1	60
2	57 00013 5003 600	3h 15m	9	1	70
3	99 00024 8008 000	5h	10	8	80
4	134 00049 00014 000	6h	11	12	90
5	201 00095 00024 800	7h	12	14	100
6	284 000171 00049 000	8h	13	15	110
7	390 000340 00095 000	10h	14	17	120
8	670 000510 000187 000	12h	15	20	130
9	950 000850 000370 000	13h	16	22	140
10	1 350 0001 110 000700 000	14h	17	26	150