Third-age shard

A Third-age shard is used in the Monstercrafting skill. When its used with an Empty monster box along with 20 Monster fragments it combines to make a Third-age war golem box, giving 10,000 Monstercrafting xp. It can be found as a rare loot from Medium, Hard or Elite treasure trails. It is currently the most expensive item used in creating a Monster box.