Here is the full list of all 73 Ryse: Son of Rome achievements. It takes around 40-50 hours to unlock all of the achievements on Windows.
Achieve Rank 200 In Multiplayer.
Achieve Rank 150 In Multiplayer.
Equip Your First Tier 6 Item In Multiplayer.
Achieve Rank 100 In Multiplayer.
Equip Your First Tier 5 Item In Multiplayer.
Perform 1000 Executions In Multiplayer.
Unlock All The Rewards Of The Gods.
Fight On Each Multiplayer Arena Environment.
Perform 30 Environmental Executions On Island.
Perform 30 Environmental Executions In Forbidden Forest.
Survive For 7 Minutes In Firestorm (Survival Mode).
Survive For 7 Minutes In Courtyard (Survival Mode).
Survive For 7 Minutes In Dockyard (Survival Mode).
Complete 20 Multiplayer Campaigns.
Kill An Enemy By Perfectly Deflecting An Arrow.
Unlock The First Reward Of The Gods.
Equip Your First Rare Item In Multiplayer.
Equip Your First Tier 2 Item In Multiplayer.
Play A Round Of Survival On Island.
Play A Round Of Survival Mode.
Revive Another Player 3 Times.
Perform A Co-op Execution.
Complete False Gods.
Complete Beacon.
Collect All The Chronicles.
Collect All The Vistas.
Collect All The Scrolls.
Get In Combat With All Executions And Upgrades Purchased.
Complete A Comic Book By Collecting 6 Chronicles In A Level.
Complete The Son Of Rome On Legendary Difficulty.
Complete The Wrath of Nemesis On Legendary Difficulty.
Complete Pax Romanum On Legendary Difficulty.
Complete Edge Of The World Legendary Any Difficulty.
Complete The King On Legendary Difficulty.
Complete Trial By Fire On Legendary Difficulty.
Complete S.P.Q.R. On Legendary Difficulty.
Complete The Beginning On Legendary Difficulty.
Perform 50 Double Executions In Any Game Mode.
Replay Any Single Player Level.
Complete Invictus.
Defeat 25 Enemies In A Row Without Sustaining Damage.
Defeat 100 Enemies In Multiplayer.
Complete Your First Multiplayer Campaign.
Complete Barbarous.
Complete The Son Of Rome On Any Difficulty.
Complete The Game on Any Difficulty.
Complete The Game On Soldier Difficulty.
Complete The Game On Centurion Difficulty.
Defeat Boudica.
Use A Trap To Kill An Enemy.
Complete The Wrath Of Nemesis On Any Difficulty.
Defeat Commodus.
Become The Righteous Hand Of Vengeance.
Complete Pax Romanum On Any Difficulty.
Find Out What Really Happened To Your Parents.
Complete Edge Of The World On Any Difficulty.
Defeat Glott.
Complete The King On Any Difficulty.
Meet Boudica.
Complete Trial By Fire On Any Difficulty.
Perform 100 Executions In Any Game Mode.
Complete S.P.Q.R. On Any Difficulty.
Collect One Chronicle.
Defeat 10 Enemies In A Row Without Sustaining Any Damage.
Collect Your First Vista.
Collect One Scroll.
Find Your Mother And Sister.
Complete The Beginning On Any Difficulty.
Use An Execution To Set Fire To An Enemy.
Purchase And Use An Upgrade In Combat.
Meet Nero.
Perform Your First Environmental Execution.
Perform Your First Combat Execution.