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(2 items) Adds 124 Weapon and Spell Damage
(3 items) Gain Minor Slayer at all times, increasing your Damage Done to Dungeon, Trial, and Arena Monsters by 5%.
(4 items) Adds 124 Weapon and Spell Damage
(5 perfected items) Adds 1058 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 10% for 1 second for every 600 Spell Damage or 6300 Magicka you have. Roaring Opportunist can only affect a target every 22 seconds.

Maximum duration 12 seconds.