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.
Fight On Each Multiplayer Arena Environment.
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.
Unlock All The Rewards Of The Gods.
Perform 30 Environmental Executions In Forbidden Forest.
Perform 30 Environmental Executions On Island.
Perform 1000 Executions In Multiplayer.
Collect All The Chronicles.
Survive For 7 Minutes In Firestorm (Survival Mode).
Survive For 7 Minutes In Courtyard (Survival Mode).
Survive For 7 Minutes In Dockyard (Survival Mode).
Equip Your First Rare Item In Multiplayer.
Complete 20 Multiplayer Campaigns.
Unlock The First Reward Of The Gods.
Complete Beacon.
Equip Your First Tier 2 Item In Multiplayer.
Complete False Gods.
Defeat 25 Enemies In A Row Without Sustaining Damage.
Use An Execution To Set Fire To An Enemy.
Perform 50 Double Executions In Any Game Mode.
Revive Another Player 3 Times.
Play A Round Of Survival Mode.
Play A Round Of Survival On Island.
Perform A Co-op Execution.
Complete Invictus.
Complete Barbarous.
Get In Combat With All Executions And Upgrades Purchased.
Defeat 100 Enemies In Multiplayer.
Complete Your First Multiplayer Campaign.
Complete The Son Of Rome On Legendary Difficulty.
Collect All The Scrolls.
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.
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.
Kill An Enemy By Perfectly Deflecting An Arrow.
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 One Chronicle.
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 Your First Environmental Execution.
Perform Your First Combat Execution.