The Oculus

You can find The Oculus dungeon within Borean Tundra.
The coordinates are (27.2,26.0)

Route:

At the end of the platform go into the portal to be transported to the 1st boss. Pick a dragon and fly up to the next level.

Ruby Drake – Tank / Emerald Drake – Healer / Amber Drake – DPS.

Look for the purple glowing platforms (one is protecting 2nd boss). Kill all the mobs on the 6 platforms to release the 2nd boss (shown as * on map below).

Now you can fly up to the next platforms above (with the trees) the 3rd boss will teleport 3 times (shown as * on map below) before you can fight him.

Now fly up to the highest platform to fight final boss.

Bosses:

1. Drakos the Interrogator

Copy/Paste Macro:
/i Stomps the ground dealing damage & knocking all players in the air. Move away from Unstable Spheres as explode after 20 sec. Magic Pull teleports all players to him.

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2. Varos Cloudstrider

Copy/Paste Macro:
/i Energizes part of the platform, move out of this. Azure Ring Captain joins the fight. Channels an Arcane Beam, follows a random player.

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3. Mage-Lord Urom

Copy/Paste Macro:
/i Freezes the ground, move out of this. Time Bomb explodes in a random player, keep away from them. Avoid bosses line of sight for Empowered Arcane Explosion.

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4. Ley-Guardian Eregos

Copy/Paste Macro:
/i Deals arcane damage to players. Summons Whelps to fight, they inflict arcane damage to players. Enrages.

Heroic Differences: Planar Shift summons Planar Anomalies to inflict arcane damage to players, keep away from them.