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