Huge boulder

A huge boulder (short name: boulder) is a foray-themed artefact. The owner can roll a boulder in a direction and all that get in its way shall be injured by its passing.

Pieces

(1) The chipping for a large boulder, level 3
(1) The shell for a large boulder, level 3
(1) The core of a large boulder, level 3
(1) The stone for a large boulder, level 3