Widowmaker in ESO is a Medium Armor Set that you can get in the Cradle of Shadows Dungeon and requires the use of Alchemical Poisons!
Heem-Jas’ Retribution in ESO is a Medium Armor Set, obtainable from the Ruins of Mazzatun Dungeon in Normal of Veteran difficulty!
Hand of Mephala in ESO is a Support, Heavy Armor Set, that you can get in the Cradle of Shadows Dungeon, in Normal or Veteran Difficulty!
Aspect of Mazzatun in ESO is a Heavy Armor Set, that can work as a selfish Tank Set and you can get in the Ruins of Mazzatun Dungeon!
Amber Plasm in ESO is a Dungeon support Light Armor Set, good for Magicka DPS PVE and perfect for PVP builds.