Arceon version July 9th 2018 (v0.1.0) FREE (Patreon)

 If you want to use a updated version of the boulder brush you can support my Patreon. 

 + Added Boulder brush

/brush boulder <block> [size] [amount] [height]

Block = Worldedit Pattern

Size = diameter of the rockAmount = smoothness from 0 to 5Height = height of the rock

Note: make sure to use an updated version of FAWE while using Arceon