From the publisher's blog:

This will be our first two Specialist packs: a Dwarven Battalion and a Goblin Skirmishers set. These packs introduce new units to the game, along with the Specialist and Weapon summary cards necessary to field them. For now, let’s just say that they will significantly alter your game.

Contents:

• 4 Iron Dwarf Bagpipers
• 8 Iron Dwarf Spear Bearers (16 more are found in BattleLore: Scottish Wars)
• 8 Iron Dwarf Axe Swingers (8 more are found in BattleLore: Bearded Brave)
• 14 banners
  • 2×1 Green Bagpiper
  • 2×1 Blue Bagpiper
  • 2×1 Red Bagpiper
  • 2×2 Axe Swingers
  • 2×2 Spear Bearers
• 4-page Rules booklet with 2 new adventures
• 3 Specialist cards (Iron Dwarves Axe Swingers, Bagpipers, Spear Bearers)
• 3 Weapon Summary cards (Bagpiper, Battle Axe, Spear Bearer)

Expands:

• BattleLore

Microbadges:
- Cleric
- Commander
- Creature
- Guest
- Lore
- Rogue
- Warrior
- Wizard