Bone Prison

creates a barrier of fossilized bone around your target

Bone Prison Skill Progression

The table below lists the values Bone Prison has at every skill level, before any bonuses from gear or synergies are applied.

Bone Prison stats per skill level
Level	Mana Cost	Minion Life	Duration
1	27	19	24 seconds
2	26	23	24 seconds
3	25	28	24 seconds
4	24	33	24 seconds
5	23	38	24 seconds
6	22	42	24 seconds
7	21	47	24 seconds
8	20	52	24 seconds
9	19	57	24 seconds
10	18	61	24 seconds
11	17	66	24 seconds
12	16	71	24 seconds
13	15	76	24 seconds
14	14	80	24 seconds
15	13	85	24 seconds
16	12	90	24 seconds
17	11	95	24 seconds
18	10	99	24 seconds
19	9	104	24 seconds
20	8	109	24 seconds