Probably mages currently. Some pet changes are coming so they will not tank as well though.
The question is how bad will they nerf mages now that they think they are OP.
Numerous changes have been made to the way pets deal and receive damage:
-- Beastlord - Spirit of Kolos and Scream at the Moon will now summon pets with higher HP and AC, but each focus level will add less HP and AC than previously. Low focus levels will be stronger, but high focus levels will be weaker.
-- Beastlord - Spirit of Lachemit and Yell at the Moon will now summon pets with lower HP and AC than before.
-- Beastlord - Pets summoned by Yahnoa's Feralgia and Kesar's Feralgia will start their lives at 100 percent HP.
-- Cleric - Infallable Hammer of Zeal will now hit harder than it did before. Infallible Hammer of Reverence will now hit harder than it did before.
-- Enchanter - Seronvall's Animation and Xorlex's Animation now summon pets with much more HP and AC.
-- Enchanter - Seronvall's Animation and Xorlex's Animation deal more damage than they did before.
-- Magician - Ruthless Servant and Facets of Air, Water, Fire, and Earth will now summon pets with higher HP and AC, but each focus level will add less HP and AC than previously. Low focus levels will be stronger, but high focus levels will be weaker.
-- Magician - Relentless Servant and Shards of Air, Water, Fire, and Earth will now summon pets with lower HP and AC than before.
-- Magician - Steelbound Bodyguard will now summon pets with more HP and AC. Groundswell Bodyguard will now summon pets with more HP but less AC.
-- Magician - Ruthless Servants and Relentless Servants will start their lives at 100 percent HP.
-- Magician - Ruthless Servant and Relentless Servant now have a wider range of melee damage they can deal, but should deal roughly the same damage over time as they did before.
-- Magician - Facet of Air and Shard of Air have lower maximum hits but should deal similar overall damage within a smaller range.
-- Magician - Facet of Water and Shard of Water have higher maximum and minimum melee damage and should deal more damage overall.
-- Magician - Facet of Earth and Shard of Earth have lower minimum and maximum hits. They will deal less damage than before but should hit more often and more consistently.
-- Necromancer - Vak'Ridel's Shade, Reborn Assassin, and Call Skeleton Host will now summon pets with higher HP and AC, but each focus level will add less HP and AC than previously. Low focus levels will be stronger, but high focus levels will be weaker.
-- Necromancer - Zalifur's Shade, Unearthed Assassin, and Call Skeleton Throng will now summon pets with lower HP and AC than before.
-- Necromancer - Unwitting Sacrifice and Conscripted Sacrifice will now summon pets with more HP and AC.
-- Necromancer - Pets summoned by Call Skeleton Host and Call Skeleton Throng will start their lives at 100 percent HP.
-- Necromancer - Reborn Assassin and Unearthed Assassin have higher maximum and minimum melee damage and should deal more damage overall.
-- Necromancer - Vak'Ridel's Shade and Zalifur's Shade now have lower minimum and maximum hits. They will deal less damage than before but should hit more often and more consistently.
-- Shadowknight - Minion of Sholoth now has more HP and AC. Minion of Grelleth now has less AC but more HP.
-- Shadowknight - Minion of Sholoth and Minion of Grelleth now deal more damage than they did before.
-- Shaman - Hilnaah's Faithful now has more HP and AC. Kriegas' Faithful now has less AC but more HP.
-- Shaman - Hilnaah's Faithful and Kriegas' Faithful now deal more damage than they did before.
-- Wizard - Burnmaster's Pyroblade and Mul's Pyroblade will now deal more damage than they did before.
