Tier 1

*COH (4.0) - 6/28/08
*Killiki's - 6/30/08
*Yakmar - 6/25/08
*Vistrix - 6/30/08

Tier 2

Wing 1
*Exorcant the Garg master - 7/1/08
*1.05 - 6/24/09
*Yaremka the Soul Eater - 8/3/08
*1.05 - 6/24/09
*Sabazios the Insane - 9/17/08
*1.05 - 6/24/09

Wing 2
*Ahazu Zaghim - 7/15/08
*1.05 7/1/09
*Inc/Suc - 7/15/08
*1.05 7/1/09
*Seruah - 7/28/08
1.05 7/8/09
*Chata - 7/28/08
Chata (2/18/09 patch) 2/25/09
1.05 7/25/09

Wing 3
Athyr-Bast - 3/26/09
*1.05 7/1/09
Leviathin - 4/29/09
1.05 7/25/09

Tier 3
First boss - 2/10/10
Hathor-Ka - 3/3/10
Arbanus -
Master Gayas

* Denotes server first kills (dates show our first kill only)