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