Frozen Fortress Testing Grounds Quest

Quest Overview
This quest takes place in ice structures in the Frozen Valley which were added when it was upgrade to tier 8 loot. You must find and use an item dropped by enemies at the Frozen Valley in order to be flagged to enter the dungeon.

Walkthrough

 * 1) Fight enemies at the Frozen Valley until a shard is dropped for Frozen Fortess Testing Grounds.
 * 2) Use the shard to be flagged to enter the dungeon.  This also adds a contract to your contracts tab.
 * 3) Enter the Frozen Fortress, located in the largest ice fort structure in the Frozen Valley.  The drop is safe.
 * 4) Take the right portal in the antechamber to the Testing Grounds.
 * 5) Directly ahead and to the left of the drop is a Bloodstone NPC.  Kill a few enemies to reach the NPC and talk to it to be flagged for killing 20 guardians within the dungeon.
 * 6) Proceed to kill 20 enemies within the dungeon and complete the task.  The dungeon eventually leads to a large room filled with enemies that is a dead end.
 * 7) Talk to the Bloodstone NPC again after killing 20 enemies to be given a Prototype Bloodstone.
 * 8) Give the Prototype Bloodstone to Sir Donovan at the Frozen Valley cabins for rewards.
 * 9) * Note: You can also take the portal back to the antechamber at the drop and then complete the Frozen Fortress Laboratory Quest if you are flagged.