Krol'dok Stronghold role guide: tank, healer and DPS (WoW Forever)

Krol'dok Stronghold is a 5-player dungeon for levels 40–45 in Riverglades (Blizzard dungeon post, 20 Oct). Bosses and loot aren't public yet; we'll add them as we confirm them, on the dungeon page.

What Blizzard has said

Where: Riverglades (Eastern Kingdoms)
Guarded interior passages.

What your group has at level 45

Everyone has up to 36 talent points, enough for the 31-point milestone in one tree. Abilities that unlock around this range:

Shaman, level 40: Call of the Ancestors. A third saved totem set.
Mage, level 40: Frostfire Bolt. 3 s cast that counts as Fire and Frost. Damage over time plus a slow.

Tanks

Protection Warrior (S): Shield Wall no longer shares a cooldown (15 min); Thunder Clap in Defensive Stance.
Protection Paladin (S): Consecration hits the first four enemies hardest; Judgement taunts from 10 yards.
Feral Combat Druid (A): Lacerate at 16 points, potions and enchants work in Bear Form; no interrupt.

Healers

Holy Priest (S): Prayer of Mending, several Priests' Renews on one target, Prayer of Healing heals pets.
Restoration Shaman (S): Chain Heal, Riptide at 31 points, resistance totems that cover the whole raid.
Holy Paladin (A): Strongest single-target healer per Blizzard; Light's Vigil at 31 points for group damage.

Damage

Frost Mage (S): Frost Nova plus Cone of Cold for packs; water for the whole group.
Enhancement Shaman (A): Windfury Totem is now a raid-wide buff; can off-tank a pull with Spirit Weapons.
Elemental Combat Shaman (A): Lightning Overload reaches 30%; Lightning Bolt raised 80% at max rank on 3 Nov.
Affliction Warlock (A): Curse of the Elements now covers all magic damage; Soulstone for wipes.