Here is the full list of all 20 Ravenmark: Scourge of Estellion achievements.
Acquire at least two medals for every chapter in the Prelude campaign.
Acquire at least two medals for every chapter in the Ravenhood campaign.
Acquire at least two medals for every chapter in the Suneaters campaign.
Acquire at least two medals for every chapter in the Deepwood Dragoons campaign.
Acquire at least two medals for every chapter in the Raven's Dusk campaign.
Acquire at least two medals for every chapter in the Raven's Rise campaign.
Acquire at least two medals for every chapter in the Epilogue campaign.
Master the Prelude campaign by acquiring three medals for every chapter.
Master the Ravenhood campaign by acquiring three medals for every chapter.
Master the Suneaters campaign by acquiring three medals for every chapter.
Master the Deepwood Dragoons campaign by acquiring three medals for every chapter.
Master the Raven's Dusk campaign by acquiring three medals for every chapter.
Master the Raven's Rise campaign by acquiring three medals for every chapter.
Master the Epilogue campaign by acquiring three medals for every chapter.
Acquire the third medal from any campaign battle. Better buck up the fight, soldier!
Earn 5 third medals from the campaign battles. We'll make a beast of you yet!
Acquire 10 third medals from the campaign battles. Your fire burns bright, whelp!
Acquire 20 third medals from the campaign battles. Impressive tactics, officer.
Acquire 40 third medals in the campaign battles. You'll be our greatest Rook yet!
Acquire 59 third medals in the campaign battles. The throne is yours!