Here is the full list of all 15 Roman Wars: Deck Building Game achievements.
Complete the mission "Baptism Of Fire" after the enemy has 5 or more cards on the table during one turn
Complete the mission "To Arms" with 5 or fewer health points
Complete the mission "Say No To Neutrality" without buying red cards
Complete the mission "One shot, one kill" dealing to the enemy 32 or more damage during one turn
Gain up to 50 or more gold during the mission "Espionage"
Complete the mission "The Most Fortified Base" after the enemy has 45 or more health points during one turn
Complete the mission "Bloody Riot" having in play 5 or more buildings during one turn
Complete the mission "Retreat Not Allowed" increasing your health up to 70 or more points during one turn
Complete the mission "Long May They Reign" without taking damage at all
Complete the mission "The Siege Of The Capital" without buying neutral cards
Win for the first time
Unlock all Bonus Cards
Complete all missions
Complete all missions without using Bonus Cards
Unlock all other Achievements