No modded saves mate but theres a full 1k saveset on here and other saves too.Just use the search bar top right and you shall find all mate.Don`t think there is a editor available not what im aware of anyways.
Yes their is a modded save but not too much modded things sir look at the member/founder @ADDZ as he did upload a modded starter save.
Modded Starter save all skills, ammo, money> http://www.xpgamesaves.com/topic/56717-dishonored-maxed-out-starter-save/ Modded starter save Modded money> http://www.xpgamesaves.com/topic/50877-starter-save-dishonored/page__st__40 And this is my topic 1000G Save Set> http://www.xpgamesaves.com/topic/51960-updated-dishonored-1000g-save-set/ I got all these just typing Dishonored in the search box top right hand corner mate Please make sure you Click the Thanks and Rep on any save you may download
Go offline 4 a bit and load it if they pop den just delete yr profile and redownload it off XBL or u can just stay offline 4 abit den go back online after that.
No the modded saves wont pop any achievements, but the 1000G save set I created obviously will do and there's no need to go offline for those as they are all in legit order