The ruined dragon armour slice was released along with the While Guthix Sleeps quest, along with the ruined dragon armour lump and the ruined dragon armour shard. Any of the three pieces are possible rewards from the While Guthix Sleeps quest. When taken to the dragon forge, found in the Ancient Cavern, a player can unite the three ruined dragon armour pieces into a dragon platebody with the use of a blast fusion hammer. A player must have completed the While Guthix Sleeps quest and achieved 92 Smithing to create the Dragon Platebody;
Tormented demons are known to drop it and appear to have this particular broken dragon armour piece as their left hand and forearm.
Official meeting point for the product committal is:
World 1 West Varrock Bank
Additional Downloadable Content