I have reposted it here with some minor spelling corrections, additional clarifying text, headings, and navigation.
- Golden Saint – unlocked at rank CP20
- Dark Seducer – unlocked at rank CP60
- Mannimarco – unlocked at rank CP100
- Imperial Chancellor – unlocked at rank CP160
- Caldwell’s Helm of Heroism – complete Caldwell’s Gold (obtained at the Harborage from Cadwell after the completion of the main quest and the silver portion of Cadwell’s Almanac)
- Skeleton Polymorph – Complete ‘The Bargain’s End,’ a quest found in the NW of Shadowfen
- Emperor’s Regalia – Become Emperor (Cyrodil / PvP)
- Xivkyn Auger, Dreadguard, and Tormentor – Buy Tel Var lockboxes. They’re tradeable, which is why it’s listed here.
- There’s also the 4 horses you can buy from any stablemaster.
- There are various Momentos you can obtain by completing the quests found in Public Dungeons. (15)
- There is one obtained by meeting Almalexia through the Deshaan questline, as well as one obtained by doing the Shad Astula questline. (northern Deshaan)
- There was one that was free, during the second anniversary event, but it is no longer available. Finally, there is one obtainable by completing a quest in northern Cyrodil.
- Imgakin Monkey – Play during the beta. No longer available
- Razak’s Opus – Complete the Razak’s Wheel Public Dungeon
- Bristlegut Pig – Visit the ESO booth at PAX, and other gaming conventions. Or, buy a code in-game – people will sell some every now and then.
- Soul Shriven Skin – Small chance to get it while playing in IC
- Stonefire Scamp – Same as above
- Necrotic Hoarver – Complete Imperial Challenger achievement
- Echalette pet – Visit Wrothgar
- Vosh Rakh Ceremonial Mask – acquired during the main quest
- Regalia of the Orsimer King – Complete the main quest
- Old Orsinium Sentry – Fill the Orsimer House of Glories Trinimac’s Penitent Knight – Same as above
- Hidden Pressure Vent – Complete Rinkadleft
- Malacath’s Wrathful Flame – Complete Old Orsinium
- Maelstrom Baron – Complete veteran Maelstrom Arena
- Jackal pet – Visit Hew’s Bane
- Thieves Guild Leathers – Join the Thieves Guild
- Merchant Lord’s Formal Regalia – Acquired during the main quest
- Pirharri the Smuggler assistant – Complete the main quest
- Coin of Illusory Riches – Become a Master Thief
- Drom’Athra Skin – Complete vet Maw of Lorkhaj
- Assassin Personality – Visit The Gold Coast
- Shrouded Armor – Acquired during the main quest
- Black Hand Robe – Beat the Main Quest
- Cadaverous Assassin – Complete the Litany of Blood Achievement
- Blade of the Blood Oath – Complete the Bane of the Gold Coast Achievement
- Box of Forbidden Relics – Complete the Flawless Sacrament Achievement
- Free Costumes, canopus12, Reddit