I run pets on all 3 bosses. Seems to work fine as long as you keep your pet on the boss and not on the adds as it will stun them and prevent them from being chained.
This. They're fine as long as you have any raid awareness whatsoever.
So I discovered something that in theory could work help some dps. A syneriezed Bone shield gives a shield to nearby npcs (pets). At last will this help in vmol... on pillars and twins... I don't know.
I run pets on all 3 bosses. Seems to work fine as long as you keep your pet on the boss and not on the adds as it will stun them and prevent them from being chained.
What Mechanics
One Frag No Magicka - Magicka Sorcerer