I don’t really think heroic Jaina hits hard, granted I’m prob overgeared for it. She hits hard but I’ll be on her on mythic soon and I hear she’s on steroids compared to heroic.
More versatility and haste is probably needed by you.
Roll 2x Rigid Carapace 2x revel in pain and 1x infernal armor if possible or 3x infernal armor and 2x revel.
Although last resort is used more I prefer soul barrier.
Get a diamond refracting prism and the alchemy trinket… if you can’t get the alchemy trinket then get the plumage off KR at 400 ilvl and use it when you feel you’re getting trucked.
You’re a VDH, you have to min/max every item slot to be just as good as other tanks. It’s the state of the game for VDH. Is it an oversight by blizzard? Yeah but don’t expect any changes.