Returned the Thieves Guild to its former glory

Complete "The Eye of Magnus"

Join the College of Winterhold

Complete "Bound Until Death"

Join the Dark Brotherhood

Capture Fort Sungard or Fort Greenwall

Join the Stormcloaks or the Imperial Army

Find the hidden Cavalry Sword and take down an enemy on the French countryside in the campaign

Unlock all Codex Entries in Nothing is Written

Unlock all Codex Entries in Friends in High Places

Complete the campaign on Hard difficulty

Complete Nothing is Written

Complete The Runner