Online: Perfected Roaring Opportunist
2 items: Adds 34-1487 Spell Penetration
3 items: Gain Minor Slayer at all times, increasing your damage done to Dungeon, Trial, and Arena Monsters by 5%.
4 items: Adds 3-129 Spell Damage
5 items: Adds 25-1096 Maximum Magicka
5 items: After completing a fully-charged Heavy Attack, you and up to 5 group members gain Major Slayer, increasing your damage done to Dungeon, Trial, and Arena Monsters by 15% for 1 second for every 600 Spell Damage or 6300 Magicka you have. Roaring Opportunist can only affect a target every 22 seconds. Minimum duration: 5 seconds. Maximum duration 12 seconds.
The set consists of light armor and jewelry in all slots, as well as weapons and shields of all types.