Achievement/Trophy
Description
How To Unlock
Worldy God
Become Cyrodiil’s greatest hero.
Available on PlayStation as the platinum trophy.
Murderer, Dark Brotherhood
Join the Dark Brotherhood
Kill an innocent person, then proceed with the Knife in the Dark quest.
Slayer, Dark Brotherhood
Reached Slayer rank in the Dark Brotherhood.
Complete contracts for Vicente Valtieri.
Eliminator, Dark Brotherhood
Reached Eliminator rank in the Dark Brotherhood.
Complete contracts for Ocheeva.
Assassin, Dark Brotherhood
Reached the Assassin rank in the Dark Brotherhood.
Complete Dark Brotherhood contracts and quests.
Silencer, Dark Brotherhood
Reached the Silencer rank in the Dark Brotherhood.
Complete the Purification rite.
Speaker, Dark Brotherhood
Reached the Speaker rank in the Dark Brotherhood.
Complete the Following A Lead quest.
Listener, Dark Brotherhood
Reached the Listener rank in the Dark Brotherhood.
Complete the Dark Brotherhood questline to root out the traitor.
Pit Dog, Arena
Joined the Arena in the Imperial City.
Head to the Bloodworks and speak with Owyn about becoming a combatant.
Brawler, Arena
Reached the Brawler rank in the Arena.
Complete all Pit Dog matches in the Arena.
Bloodletter, Arena
Reached the Bloodletter rank in the Arena.
Complete all Brawler matches in the Arena.
Myrmidon, Arena
Reached the Myrmidon rank in the Arena.
Complete all Bloodletter matches in the Arena.
Warrior, Arena
Reached the 
Warrior
rank in the Arena.
Complete all Myrmidon matches in the Arena.
Gladiator, Arena
Reached the Gladiator rank in the Arena.
Complete all Warrior matches in the Arena.
Hero, Arena
Reached the Hero rank in the Arena.
Complete all Gladiator matches in the Arena.
Champion, Arena
Reached the Champion rank in the Arena.
Complete all Hero matches in the Arena.
Grand Champion, Arena
Completed the Arena Questline.
Defeat the Gray Prince and become the Grand Champion.
Pickpocket, Thieves Guild
Joined the Thieves Guild.
Investigate the Gray Fox in the Imperial City and meet with Armand Christophe.
Footpad, Thieves Guild
Reached Footpad rank in the Thieves Guild.
Fence items worth a total of 50 gold and complete the corresponding quest.
Bandit, Thieves Guild
Reached Bandit rank in the Thieves Guild.
Fence items worth a total of 100 gold and complete the corresponding quest.
Prowler, Thieves Guild
Reached Prowler rank in the Thieves Guild.
Fence items worth a total of 200 gold and complete the corresponding quest.
Cat Burglar, Thieves Guild
Reached Cat Burglar rank in the Thieves Guild.
Fence items worth a total of 300 gold and complete the corresponding quest.
Shadowfoot, Thieves Guild
Reached Shadowfoot rank in the Thieves Guild.
Fence items worth a total of 500 gold and complete the corresponding quest.
Master Thief, Thieves Guild
Reached Master Thief rank in the Thieves Guild.
Fence items worth a total of 700 gold and complete the corresponding quest.
Guild Master, Thieves Guild
Complete the Thieves Guild Questline.
Fence items worth a total of 1,000 gold and complete the corresponding quest.
Associate, Mages Guild
Join the Mages Guild.
Enter a Mages Guild Hall and apply to join.
Apprentice, Mages Guild
Reached Apprentice rank in the Mages Guild.
Complete the recommendation quests to earn a promotion.
Journeyman, Mages Guild
Reached Journeyman rank in the Mages Guild.
Complete the A Mage’s Staff quest.
Evoker, Mages Guild
Reached Evoker rank in the Mages Guild.
Complete the Ulterior Motives quest.
Conjurer, Mages Guild
Reached Conjurer rank in the Mages Guild.
Complete the Vahtacen’s Secret quest.
Magician, Mages Guild
Reached Magician rank in the Mages Guild.
Complete the Necromancer’s Moon quest.
Warlock, Mages Guild
Reached Warlock rank in the Mages Guild.
Complete the Liberation or Apprehension? quest.
Wizard, Mages Guild
Reached Wizard rank in the Mages Guild.
Complete the A Plot Revealed quest.
Master-Wizard, Mages Guild
Reached Master-Wizard rank in the Mages Guild.
Complete the 
Bloodworm Helm
and the Necromancer’s Amulet quest.
Arch-Mage, Mages Guild
Complete the Mages Guild Questline.
Finish all of the Mages Guild quests and become the Arch-Mage.
Associate, Fighters Guild
Join the Fighters Guild.
Enter a Fighters Guild Hall and apply to join.
Apprentice, Fighters Guild
Reached Apprentice rank in the Fighters Guild.
Complete Burz gro-Khash or Azzan’s quest to earn a promotion.
Journeyman, Fighters Guild
Reached Journeyman rank in the Fighters Guild.
Complete Burz gro-Khash or Azzan’s quest to earn a promotion.
Swordsman, Fighters Guild
Reached Swordsman rank in the Fighters Guild.
Complete the Unfinished Business and Drunk and Disorderly quests to earn a promotion.
Protector, Fighters Guild
Reached Protector rank in the Fighters Guild.
Complete the Amelion’s Debt quest to earn a promotion.
Defender, Fighters Guild
Reached Defender rank in the Fighters Guild.
Complete the More Unfinished Business quest to earn a promotion.
Warder, Fighters Guild
Reached Warder rank in the Fighters Guild.
Complete the Azani Blackheart quest to earn a promotion.
Guardian, Fighters Guild
Reached Guardian rank in the Fighters Guild.
Complete The Wandering Scholar and Fugitives quests to earn a promotion.
Champion, Fighters Guild
Reached Champion rank in the Fighters Guild.
Complete the Stone of St. Alessia, The Noble’s Daughter, and the Mystery at Harlun’s Watch quests to earn a promotion.
Master, Fighters Guild
Completed the Fighters Guild Questline.
Complete The Hist quest to earn a promotion.
Tourist, Shivering Isles
Entered the Shivering Isles.
Go through the Strange Door in Niben Bay.
Aspirant, Shivering Isles
Reached Aspirant Rank in the Court of Madness.
Complete the Through the Fringe of Madness quest.
Citizen, Shivering Isles
Reached Citizen Rank in the Court of Madness.
Complete the A Better Mousetrap quest.
Madman, Shivering Isles
Reached Madman Rank in the Court of Madness.
Complete the Understanding Madness quest.
Honored Madman, Shivering Isles
Reached Honored Madman Rank in the Court of Madness.
Complete The Cold Flame of Agnon quest.
Duke Dementia, Shivering Isles
Reached Duke Dementia Rank in the Court of Madness.
Replace the Duchess of Dementia in the Shivering Isles.
Duke Mania, Shivering Isles
Reached Duke Mania Rank in the Court of Madness.
Replace the Duke of Mania in the Shivering Isles.
Regent, Shivering Isles
Reached Regent Rank in the Court of Madness.
Complete the Retaking the Fringe/Rebuilding the Gatekeeper quest (depends on which court member you replaced previously).
Defender, Shivering Isles
Reached Defender Rank in the Court of Madness.
Complete The Helpless Army quest.
Madgod, Shivering Isles
Stopped the Greymarch.
Complete the Shivering Isles questline.