you should stay on SL untill you loot:
epic rotbiar sprout
epic sleep ring
do this quest for strong trinket
https://www.wowhead.com/quest=57536/mirror-making-not-breaking#
https://www.wowhead.com/quest=57871/outplayed# for haste on use trinket (can wear at same time as i84 wq version)
https://www.wowhead.com/quest=58163/a-desperate-solution for great dmg proc trinket (can wear at same time as i84 wq version)
wait for Divine Instructors Bell(bastion), Flames of Battle(maldraxxus), and Wakeners Frond(optional, ardenweald) to all spawn from random world quests. this can take over a month of waiting, especially for the Bell, which is an extremely powerful trinket.
get the fishing rod, and the engineering items Soul Trap,
Gravimetric Scrambler Cannon, Momentum Redistributor Boots. these 3 are Reusable items with 3 minute CD. get the skill to learn the 3 belt tinkers. possibly craft yourself an 87ilvl scaled vers mastery goggles.
collect every single relevant item from revendreth chests at ilvl 140, epic. including another sword. (These items are 140 epic, 128 blue. the 140 and 158 is a false tooltip. the boe glaives are 128 ilvl too.)
The chests are Hopebreaker Pack, Abandoned Belongings, Stoneborne Legion Supplies, Castle Strongbox, Reliquary of Remembrance, Parish Chest.
https://www.wowhead.com/item=177813/hopebreakers-badge?bonus=6907 try to loot one of these from revendreth chests at ilvl 111, with Mastery and speed proc and ill buy it off you
wait for 9.1.5 to see what can be gained from torghast, and higher renown farming